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August 27, 2009

7036-135F

Page  51

Mt. Vernon Pellet Insert (AE)

To order the entire assembly, order the top line part number only.
To order an individual part from an assembly, order the part(s) 
listed in the indented portion.

HOW TO ORDER

Stocked 

at Depot

Item

Description

Comments

Part Number

Bracket, Door Switch

7034-215

Bracket, Hopper Switch

7036-148

Bracket, Snap Disc

7034-150

Bracket, Vacuum Switch

7034-211

Component Pack: (Includes Owners 
Manual, Quick Start Guide, Heat 
Exchanger & Exhaust Cleaning 
Instructions, Warranty Card, Dvd 
“How To”, Wall Control & Harness, 
Power Cord, (4) Leveling Nuts 
& Bolts, Firepot Clean-Out Tool, 
Touch-Up Paint And Label “If 
Fireplace Altered”)

Matte Black

7036-018

Powder Coat Sienna Bronze

7036-019

Powder Coat Willow

7036-020

Porcelain Mahogany

7036-021

Cleanout Tool

414-1140

Y

Dvd Advanced Energy

7000-335

Paint Touch-Up

Matte Black

7000-304

Powder Coat Sienna Bronze

TOUCHUP-CSB

Powder Coat Willow

TOUCHUP-CWL

Porcelain Mahogany

855-1450

Y

Power Cord

812-1180

Y

Thermostat Wire 3 Cond

7000-409

Y

Wall Control

SRV7000-451

Y

Face Plate

7034-124

Fuel Level Sensor

7000-380

Y

Gasket, Exhaust

7034-109

Gasket, Extruded

Qty: 10 Ft, Field Cut to Size

7000-320/10

Gasket, Extruded Edge

Qty: 10 Ft, Field Cut to Size

7000-319/10

Heating Element Assembly 18” 
(Loop Igniter)

Qty: 1

SRV7000-462

Y

Qty: 10

SRV7000-462/10

Y

Washer, 1/4 Sae

Qty: 24

28758/24

Y

Wing Thumb Screw 8-32X1/2

Qty: 24

7000-223/24

Y

Hinge Pin

Gold

72171

Y

Paint, 12 Oz Can

Qty: 1, 12 oz. Sienna Bronze/Espresso

PAINT1-CSB/CES

Y

Qty: 1, 12 oz. Willow/Tuscan Olive

PAINT1-CWL-
CTO

Y

Magnet Round

SRV7000-140

Y

Roller Catch

SN # 0070020465 & Below

SRV7000-494

Y

Thermocouple K, Ring Mount

Drop Tube Thermocouple

SRV7000-381

Y

Top Mount Left

SRV7036-117

Top Mount Right

SRV7036-115

Vacuum Hose

Qty: 3 Ft, fi eld Cut to Size

SRV7000-373

Y

Summary of Contents for MTVERNINSAE-CSB

Page 1: ... mable vapors and liquids in the vicinity of this or any other appliance Do not overfire If any external part starts to glow you are overfiring Reduce feed rate Overfiring will void your warranty Comply with all minimum clearances to com bustibles as specified Failure to comply may cause house fire Check building codes prior to installation Installation MUST comply with local regional state and na...

Page 2: ...losed Failure to do so may result in emissions products combustion from the hopper under certain conditions Maintain hopper seal in goodcondition Donotoverfillhopper CHAUDLORSDEL OPÉRATION NEPASTOUCHER GARDEZLESENFANTSETLESVÊTEMENTSLOINDEL ESPACE DÉSIGNÉDEL INSTALLATION LECONTACTPEUTCAUSERDESBRÛLURESÀLAPEAU VOIRL ÉTIQUETTEETLES INSTRUCTIONS Opérez cet appareil avec le couvercle de la trémie fermé ...

Page 3: ...replace 21 D Removal of Cast Sides 21 E Panel Cast Trim Set 22 F Panel Trim Set Basic 22 G Log Set Placement 23 H Wall Control Thermostat 24 Section 8 Operating Instructions A Fire Safety 25 B Combustion Non Combustion Material 25 C Fuel Size Material Storage 25 26 D General Operation Information 26 E Before Your First Fire 27 F Filling the Hopper 27 G Starting Your First Fire 27 H Fire Characteri...

Page 4: ...mate zone Hopper Capacity 56 lbs Fuel Pellets Shelled Field Corn Wheat and Black Sunflower Seeds Shipping Weight 425 lbs This appliance is approved for mobile home installations when not installed in a sleeping room and when an outside combustion air inlet is used The structural integrity of the mobile home floor ceiling and walls must be maintained The appliance must be properly grounded to the f...

Page 5: ...n before actually beginning the installation Location of the appliance and chimney will affect performance Consideration must be given to Safety convenience traffic flow Placement of the chimney and chimney connector and to minimize the use of chimney offsets Place the appliance where there will be a clear passage for a Listed chimney through the ceiling and roof vertical or through exterior wall ...

Page 6: ...rials have been met 8 The masonry chimney is inspected by a profes sional and is clean or the factory built metal chimney is installed according to the manufac turer s instructions and clearances 9 The chimney meets the required minimum height 10 All labels have been removed from the glass door 11 Plated surfaces have been wiped clean if applicable 12 Wall Control Thermostat has been installed 13 ...

Page 7: ...th Basic Surround Panel Set Figure 7 1 Top View Figure 7 2 Side View 26 1 4 in 667mm 13 1 8 in 333mm 15 in 382mm 23 7 8 in 606mm 32 in 812mm 8 1 8 in 206mm 2 3 8 in 59mm C L 29 3 4 in 756mm 23 7 8 in 605mm 28 1 8 in 714mm 50 in 1270mm 33 in 838mm 36 5 8 in 929mm 34 7 8 in 886mm 46 1 8 in 1171mm Figure 7 4 Front View with Cast Panel Set ...

Page 8: ...design preference A C B D C B 0 inch Clearance To Exposed Section And Face Trim E B Clearance To Combustibles UL and ULC Location Configuration Inches Millimeters A Top of Hopper Top or Rent Vent 3 76 B Side of Outside Skin Top or Rear Vent 2 51 C Back of Hopper Top Vent 7 1 2 191 Rear Vent 2 3 4 70 D Vent Pipe to Combustible Top or Rear Vent 3 76 E Cast Side to Side Wall Top or Rear Vent 6 152 Ou...

Page 9: ... 3 C Masonry and Zero Clearance Fireplaces Location Inches Millimeters D Floor protection hearth extension from door opening 6 152 E Floor protection to the side of door opening 6 152 D Floor Protection F G H I F Mantel Projections J K Mantel Face Trim D E A C B Side Wall Figure 9 4 Built In Vertical Figure 9 1 Use two 45 degree elbows to clear heat shield and hopper 7 5 in 191mm 3 0 in 76mm 3 0 i...

Page 10: ... the installation of the insert only when a 1 4 inch 6mm airspace is provided between the insert and the floor of outer wrap Figure 10 1 Measure and mark the metal floor for cutting With a drill make a starter hole in each corner Figure 10 2 Using a saws all cut out the floor Figure 10 3 If the floor is made of thin metal we recommend using the 2 x 4 from the insert packaging to support the insert...

Page 11: ... THIS FIREPLACE MAY HAVE BEEN ALTERED TO ACCOMMODATE AN INSERT IT MUST BE RETURNED TO ITS ORIGINAL CONDITION BEFORE USE AS A SOLID FUEL BURNING FIREPLACE 250 2061 Figure 11 1 H Prefabricated Metal Chimney The chimney can be new or existing masonry or prefabricated and must meet the following minimum requirements Must be minimum 6 inch 152mm inside diameter of high temperature chimney listed to UL ...

Page 12: ... line of regulator I 36 in USA 72 in Canada Clearance to service regulator vent outlet J 12 in 48 in no OAK Clearance to non mechanical air supply inlet to the building or the combustions air inlet to any other appliance K 10 ft horizontal 3 ft vertical Clearance to mechanical air supply L 7 ft Above paved sidewalk paved driveway located on public property M 12 in Under an open veranda porch deck ...

Page 13: ...use demand House demand may consume the air needed for the appli ance It may be necessary to add additional ventilation to the space in which the pellet appliance is located Consult with your local HVAC professional to determine the ventilation demands for your house Vent Configurations To reduce probability of reverse drafting during shut down conditions Hearth Home Technologies strongly recom me...

Page 14: ...pliance Avoid installing the appliance near doors walkways or small isolated spaces Recessed lighting should be a sealed can design Attic hatches weather stripped or sealed Attic mounted duct work and air handler joints and seams taped or sealed WARNING Risk of Asphyxiation Negative pressure can cause spillage of combustion fumes and soot C Negative Pressure Draft is the pressure difference needed...

Page 15: ...t be welded seam pipe whenever possible Seal pipe joints with high temperature silicone 500 F 260 C minimum rated only NOTE If burning shelled field corn you must use approved venting specifically designed for corn Follow the instructions from the venting manufacturer The table below can help you calculate the equivalent feet of pipe which is a method used to determine pellet vent size Figure 15 1...

Page 16: ...valent length of pipe is 12 feet 30m with altitude of 6 000 feet 152m you may use 3 or 4 inch 76 to 102mm diameter type L or PL vent The chart will help you in determining proper venting size according to the equivalent feet of pipe calculated previously and the altitude above sea level of this installation Figure 16 1 a Locate the calculated equivalent feet of pipe on the verti cal left side of t...

Page 17: ...Never draw outside combustion air from Wall floor or ceiling cavity Enclosed space such as an attic or garage NOTE Illustrations reflect typical installations and are FOR DESIGN PURPOSES ONLY Illustrations diagrams are not drawn to scale Actual installation may vary due to individual design preference A Full Reline With Outside Air Horizontal Outside Air through Rear Wall Horizontal NOTE Use metal...

Page 18: ...ir Vertical Figure 18 1 Outside Air Termination at Chimney Top Vertical 305mm min below 305mm min above NOTE Use metal plate around exhaust vent pipe and seal all edges with non flammable insula tion such as fiberglass mineral wool or ceramic Do not use high temperature caulk ing materials to seal any edge to prevent furture serviceability NOTE In Canada this fireplace insert must be installed wit...

Page 19: ...vice 5 Refer to Clearances to Combustibles and floor pro tection requirements on pages 8 9 for listings to combustibles and appropriate chimney systems 6 Use silicone to create an effective vapor barrier at the location where the chimney or other component penetrates to the the exterior of the structure 7 Follow the chimney manufacturer s instructions when installing the vent system for use in a m...

Page 20: ...r assembly 4 Slide trim ring over flex pipe and run pipe through wall 5 Attach flex pipe not included to outside termination cap with second wire tie 6 Secure termination cap to outside surface 7 Secure trim ring to interior wall Tools Needed Phillips head screw driver wire cutters hole saw or jig saw CAUTION Never draw outside combustion air from Wall floor or ceiling cavity Enclosed space such a...

Page 21: ...amage the finish 3 To replace the side set the bottom in first Squeeze the latch in an open position Place the cast side into posi tion and then release the latch The latch hooks onto a bracket to hold the side in place 1 Remove contents from box and lay on protective surface to avoid scratching the paint 2 Lay front and sides face down Bend the tabs down toward the inside Figure 21 1 3 The side p...

Page 22: ... Install Cast Trim Header 2 Bend tabs down Included in Panel Kit 2 side panels left and right 1 panel top 1 fastener package Included in Cast Trim Kit 2 cast trim legs left and right 1 cast trim header 2 cast trim footers left and right 1 fastener package Tools Needed Powered Phillips head screw driver 1 Remove contents from box being careful not to scratch or damage the cast trim pieces 2 Lay the...

Page 23: ...n shown here can cause excessive heat and shall void the appliance warranty Figure 23 1 Figure 23 2 Log fits over screws Left Log Log has indentations on the bottom to fit over the screw heads Log rests in front of screws Right Log Figure 23 3 Figure 23 4 1 Place the left log as shown There are 2 indentations in the bottom of the log to fit over the screw heads in the firebox Figures 23 1 and 23 2...

Page 24: ...nvection air NOTE If the wall control thermostat is located too close to the appliance you may need to set the temperature setting slightly higher to maintain the desired temperature in your home 2 There is a 5 screw terminal block located on the back lower left corner of the appliance directly above the power cord inlet The center 3 screws are for the wall control thermostat wires and the 2 outer...

Page 25: ...es heat from the fuel and tends to cool the appliance robbing heat from your home Damp pellet fuel can clog the feed system C Fuel Material and Fuel Storage Pellet fuel quality can greatly fluctuate This appliance has been designed to burn a wide variety of fuels giving you the choice to use the fuel that is most economical in your region Hearth Home Techonologies strongly recommends only using Pe...

Page 26: ...arance requirements or in an area that would hinder routine cleaning and maintenance D General Operating Information 1 Thermostat Wall Control Automatic Setting The appliance is like most modern furnaces when the thermostat wall control calls for heat your appliance will automatically light and deliver heat When the room is up to temperature and the wall control is satisfied the appliance will shu...

Page 27: ... a handful of fuel in the firepot priming to speed up the process You can also do this when you have run com pletely out of fuel Sunflower Seeds Corn Utility Pellet Softwood Pellet Wheat Hardwood Pellet DONE SELECT FUEL SELECTION 2 Comfort Level Selection Once your fuel is selected select the temperature at the desired setting on the SET COMFORT LEVEL screen Figure 27 2 Figure 27 2 Figure 27 1 Che...

Page 28: ... 1 You must disconnect and re connect the battery to start it up again Recommended Battery 12 volt deep cycle battery i e marine or RV type A 12 volt battery cable is available through your local dealer WARNING RISK OF FIRE Keep combustible materials gasoline and other flammable vapors and liquids clear of appliance Do NOT store flammable materials in the appliance s vicinity DO NOT USE GASOLINE L...

Page 29: ...uel will be added As the fire builds the appliance will change to medium soft start mode The heating cycle begins 3 Heating Cycle Auto Man L ML M MH H There are two choices in the Automatic Manual menu of how your appliance will operate Automatic Mode The wall control will turn the heat output level up or down depending on how far the room temperature is from the desired temperature The digital di...

Page 30: ...l continue to run Additional Screen Messages READY It is telling you that the home is up to temperature and doesn t need any heat The screen will show 5 dashes when the wall control and the control board are NOT communicating with each other Check that the wiring on the thermostat is prop erly connected MAINTENANCE BURN This indicates the appliance is operating on battery backup prior to the auto ...

Page 31: ...NG FUEL TYPE TURNING ON APPLIANCE 7 Fill the hopper with fuel If the hop per was completely empty or has run out of fuel put approximately 1 2 cup of pellets into the firepot for a quick restart 8 Be sure the hopper lid and glass door are both closed 1 At the starting screen press MENU Function Buttons Buttons Up Down READY 73 Set at 73 12 30 PM HEAT OUTPUT MENU Room Temp Wall Control for Referenc...

Page 32: ...ot Temp SERVICE RETRY ERROR LIST 1 If the appliance has stopped operat ing check the wall control screen If it is showing Min Firepot Temp the hopper has run out of fuel 2 Fill the hopper with fuel and press the RETRY button twice The first time turns on the back light the second time starts the retry function 3 If the wall control screen changes to a SHUTDOWN screen that means your appliance has ...

Page 33: ...more frequent clean ing of the glass is required 4 Fire has tall flames with black tails and is lazy 4 The flame height adjustment needs to be reduced or the firepot needs cleaning Heat exchanger or exhaust blower needs cleaning 5 Excessive smokey start up 5 Either the firepot is dirty or there is too much fuel at start up and not enough air 6 Large flame at start up 6 This is normal Flame will se...

Page 34: ...to clear error AUGER JAMMED Auger jammed feed motor bad Pull the feed system and inspect Clear jam and Press Retry MISSED IGNITION Igniter bad or poor harness connection Out of fuel or fuel is bridging in hopper Faulty firepot thermocouple connection has shorted Check connections if OK replace igniter Break up bridging pellets Refill hopper Replace the thermocouple Press Retry MIN FIREPOT TEMP Out...

Page 35: ...e appliance is not unplugged before servicing the appliance After servicing restart with the AUTO MANUAL SETTINGS screen Figure 35 1 Follow the detailed instructions found in this section for each step listed in the chart below Cleaning or Inspection Frequency Daily Weekly Every 2 Weeks Monthly Yearly Ash Pan Burning Wood Pellets Every 5 bags of fuel OR X Ash Pan Burning Alternate Fuels Every 1 ba...

Page 36: ...control screen says OFF and the appliance is allowed to cool b Open the firebox door Inspect the auto clean springs See item 62 on page 47 for the location of the springs c Inspect the holes in the firepot floor for any debris The holes must be kept clear d How often the firepot cleans itself depends on The type of fuel you selected on the thermostat wall control How long the appliance burns befor...

Page 37: ... every 1 ton of fuel aprx 50 bags By Homeowner NOTE There are heavy duty vacuum cleaners specifically designed for solid fuel appliance cleaning WARNING Hopper Fire Risk For trouble free use of your pellet appliance you must per form cleaning as called for in these instructions Not doing so will result in Poor operating performance Smoke spillage into the home Overheating of components Not properl...

Page 38: ...horoughly cleaned Each exit is approximately 4 inches wide 1 inch across and 3 inches deep Figure 38 2 Figure 38 1 NOTE It is normal to see a certain amount of wear of the heat exchanger fins You may notice some flaking and pitting on some of the pins The heat exchanger system will function as designed with as many as 15 of these pins missing Loosen all 6 nuts but do NOT Remove f Removing the Comb...

Page 39: ...the hopper to prevent sawdust and or fines build up c A combination of sawdust fines and pellets on the auger reduces the amount of fuel supply to the firepot d This can result in nuisance shut downs and misstarts Empty the hopper of any remaining pellets Vacuum the hopper and feed tube 10 Soot and Fly Ash Formation Need for Removal in Exhaust Venting System Frequency Yearly or more frequently dep...

Page 40: ...e post Lift the baffle up and then out toward you Figure 40 2 e To replace the baffle place the 2 locating ears behind the bottom edge and tilt the baffle up and into place f The baffle must be centered in the firebox before latch ing it in place If it is not centered the latch is trapped between the baffle and side of the firebox instead of latching properly g The bottom of the latches will fit o...

Page 41: ...e 4 screws Glass with Gasket Metal Bracket G Convection Blower Replacement Location of Latch for Removing Cast Sides Removal of Cast Sides You will need to remove the cast sides in order to remove and replace the convection blower 1 There is a latch on the back side of the cast side in the middle of the top opening of the cast side as indicated in Figure 41 2 2 Place your fingers inside the openin...

Page 42: ... the side of the appliance 3 Disconnect the wire harness from the bottom of the blower by depressing the tabs on the sides of the con nector and then pulling to remove Figure 42 2 4 Re connect wire harness to the new replacement blower Install the blower by placing the bottom flange into the opening first then rotate blower up into posi tion 5 When the blower is properly positioned the latch will ...

Page 43: ...to protect the electronics When describing the location of a component it is always AS YOU FACE THE FRONT OF THE APPLIANCE 5 Convection Blower The convection blower is mounted at the bottom left rear of the appliance The convection blower pushes heated air through the heat exchange system into the room 6 Door Switch The door switch is mounted on the right side of the firebox behind the door handle...

Page 44: ... tube with a hose This switch turns the feed system on when vacuum is present in the firebox The vacuum switch is a safety device designed to shut off the feed motor if the exhaust or the heat exchanger system is dirty or plugged or if the firebox door is open 22 Wall Control Thermostat The appliance is designed to run on a custom designed 3 3 volt DC thermostat wall control It will not operate on...

Page 45: ...wer Figure 45 3 Heat Exchanger Baffle Ash Pan Firepot Thermocouple Thermocouple Cover Baffle Firepot Ash Pan Thermocouple and Thermocouple Cover Heat Exchanger Front Back Power Supply Control Board Convection Blower Drop Tube Low Fuel Indicator Exhaust Blower Door Switch Feed Motor Vacuum Switch Overheat Sensor Wing Nut Securing Overheat Sensor in place Re set Button Auger Optical Switch behind Fe...

Page 46: ... 7036 135F August 27 2009 R Mt Vernon Pellet Insert AE C Exploded Drawings 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 32 44 Figure 46 1 7025 002B 7 15 09 ...

Page 47: ...t AE Part number list on following pages Glass Size 21 in W x 14 in H 19 Door Assembly 20 21 22 23 24 25 26 64 Auto Clean Motor Arm Assembly 64 65 66 67 68 69 70 71 52 Firepot Riser Assembly 53 54 55 56 57 58 59 61 60 62 63 45 Feed Assembly 46 47 48 49 50 51 ...

Page 48: ...der Coat Willow 7036 101CWL Porcelain Mahogany 7036 101PMH Gasket Extruded Qty 10 Ft Field Cut to Size 7000 320 10 4 Catch Clip 7036 146 5 Elbow Catch 7000 393 6 Bracket Catch 7036 145 7 Glass Assembly Side 1 Piece 5 7 8 in W x 9 in H Interchangeable 414 5380 Y Gasket Channel 3 Mm X 32 Qty 10 Ft Field Cut to Size 7000 377 10 Y Speed Nut 5 16 Qty 24 7000 422 24 Y 8 Backer Side Window 414 0280 9 Hin...

Page 49: ...r Corner Qty 1 Ft Field Cut to Size SRV7027 227 26 Glass Retainer 7034 136 27 Ash Pan Door 7034 133 28 Ash Pan Assembly SRV7034 069 Twin Ball Catch SRV7000 532 Y 29 Bottom Matte Black 7036 109MBK Powder Coat Sienna Bronze 7036 109CSB Powder Coat Willow 7036 109CWL Porcelain Mahogany 7036 109PMH 30 Gasket Rope Ash Door SRV7034 178 Y 31 Gasket Door Rope SRV7034 177 Y 32 Magnetic Switch 7000 375 Y 33...

Page 50: ...racket Motor Feed 7034 143 50 Optical Switch Assembly 7034 038 Y 51 Feed Motor Dc SRV7000 313 Y Collar Set 7 8 229 0520 52 Firepot Riser Assembly SRV7034 002 53 Thermocouple K SRV7034 247 Y 54 Half Clip 7000 321 55 Thermocouple Protection Tube SRV7034 186 Y 56 Firepot Assembly SRV7034 010 Y 57 Gasket Firepot 7034 190 Y 58 Auto Clean Link Arm 7034 176 Y 59 Plow Weldment Auto Clean 7034 024 Y 60 Rai...

Page 51: ...0 Y Dvd Advanced Energy 7000 335 Paint Touch Up Matte Black 7000 304 Powder Coat Sienna Bronze TOUCHUP CSB Powder Coat Willow TOUCHUP CWL Porcelain Mahogany 855 1450 Y Power Cord 812 1180 Y Thermostat Wire 3 Cond 7000 409 Y Wall Control SRV7000 451 Y Face Plate 7034 124 Fuel Level Sensor 7000 380 Y Gasket Exhaust 7034 109 Gasket Extruded Qty 10 Ft Field Cut to Size 7000 320 10 Gasket Extruded Edge...

Page 52: ...mostat SRV7034 200 Y Accessories 12 Volt Power Cord 12VCORD AE Y Damper 3 Inch Tall Vertical Installs Only PEL DAMP3 Damper 4 Inch Tall Vertical Installs Only PEL DAMP4 Firescreen SCR 7005 Hearth Support ZCSPT MVI Log Set 2 Pc LOGS 60 AE Log Front Left 7034 227 Log Front Right 7034 226 Outside Air Kit OAK 3 Surround Std Panel Cast for Cast Trim SP MTVS CST Component Pack 7036 041 Surround Std Pane...

Page 53: ...der Coat Sienna Bronze 414 7120CSB Powder Coat Willow 414 7120CWL Porcelain Mahogany 414 7120PMH Trim Leg Right Matte Black 414 7130MBK Powder Coat Sienna Bronze 414 7130CSB Powder Coat Willow 414 7130CWL Porcelain Mahogany 414 7130PMH Fasteners Avk Rivnut Repair Kit 1 4 20 3 8 16 Rivnut Tools RIVNUT REPAIR Y Bolt Shoulder 5 16X 1 4 20 Qty 20 223 0170 20 Y Hitch Pin Clip 3 32 Qty 10 7000 374 10 Y ...

Page 54: ...Page 54 7036 135F August 27 2009 R Mt Vernon Pellet Insert AE ...

Page 55: ...R August 27 2009 7036 135F Page 55 Mt Vernon Pellet Insert AE ...

Page 56: ... 6145502 6170481 6237588 6296474 6374822 6413079 6439226 6484712 6543698 6550687 6601579 6672860 6688302B2 6715724B2 6729551 6736133 6748940 6748942 6769426 6774802 6796302 6840261 6848441 6863064 6866205 6869278 6875012 6880275 6908039 6919884 D320652 D445174 D462436 Canada 1297749 2195264 2225408 2313972 Australia 780250 780403 1418504 or other U S and foreign patents pending Date purchased inst...

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