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1. CHARACTERISTICS

1.1 WHO IS IT DESIGNED FOR?

The HOOK 4 has been clearly designed for pilots that aim for the best: 
more independence, more freedom, more adventure, more exclusivity 
and more sportiness.

At Niviuk we have very clear that the most important element of the 
glider is the pilot. That’s why our new HOOK 4 has a single objective: 
the personal growth of the pilot. Its high performance and high level 
of comfort in flight will let you chose between a flight with a sporty 
character or an astonishing serene flight. You are in charge of setting the 
pace. Let your emotions soar with the HOOK 4.

With a new and optimized internal structure less material is needed to 
produce the HOOK 4, this gives it a reduced internal weight to gain more 
serenity to its piloting. The glider allows a relaxed flight with less inertia 
and its reactions are smoother.
The profile has been redesigned, with the RAM and TNT technologies the 
glider’s performance and the internal pressure have been improved.
HOOK 4 will have a progressive and solid inflation to make easier the 
take off.

1.2 CERTIFICATION

The HOOK 4 has successfully achieved the European EN B certification.

Description of flight characteristics on B class:

Paraglider with good passive safety and forgiving characteristics. Some 
resistance to departures from normal flight.

Description on pilots skills required on B class:

Designed for all pilots including pilots under all levels of training.

The HOOK 4 passed the essential load test of 8G without experiencing 
any problems. 
On the flight test all the five sizes of the HOOK 4 received the best 
certification EN B.

This test was carried out in the Swiss Air-Turquoise laboratories.
Check the certification results and figures on the last pages of this 
manual or at 

www.niviuk.com

1.3 IN-FLIGHT BEHAIVOR

In order to bring you the best glider in this class the NIVIUK Team have 
carried out extensive and meticulous design work. As a consequence of 
several prototypes and many hours of test flights numerous adjustments 
were made. These prototypes were then tested in all types of flight 
conditions. 

HOOK 4 is the result, a new way of being one self. A technology 
privileged compared to its predecessors, provided of a new profile with 
performance and technologies tramsitted down from the competition 
wings. Improvements and innovations that Olivier and our R&D team 
manage to move from competitions all around the world to the new 
HOOK 4, for you to enjoy it. But in spite of evolution, the HOOK  4 is a 
Hook glider and it will provide you what is expected of it. HOOK 4 is a 
glider for all pilots who wish to be equipped with latest performance and 
technology; it is capable to offer the same usual safety, the same feeling 
with closed eyes and the same coherence with the original NIVIUK ideas.

1.4 ASSEMBLY, MATERIALS

The HOOK 4 does not only introduce new design methods but also new 
manufacture technologies: equipped with SLE, DRS, TNT and RAM 
systems. 

The use of the SLE (Structured Leading Edge) allows reinforcement of the 

Summary of Contents for Hook 4

Page 1: ...USER S MANUAL HOOK 4...

Page 2: ...efficiency It s the change from the usual to the extraordinary The HOOK 4 does not leave anything else to wish for except probably more of the same We are confident that you will enjoy flying this win...

Page 3: ...6 LANDING 7 4 IN FLIGHT 8 4 1 FLYING IN TURBULENCE 8 4 2 POSSIBLE CONFIGURATIONS 8 4 3 USING THE ACCELERATOR 9 4 4 FLYING WITHOUT BRAKE LINES 10 4 5 KNOTS IN FLIGHT 10 5 LOSING HEIGHT 10 5 1 SPLIT A 1...

Page 4: ...ilots under all levels of training The HOOK 4 passed the essential load test of 8G without experiencing any problems On the flight test all the five sizes of the HOOK 4 received the best certification...

Page 5: ...s begins So we eliminate possible and understandable errors that may occur during this delicate procedure The lines are semi automatically manufactured and all the sewing is finished under the supervi...

Page 6: ...between safety and feelings Any change made to these specifications may affect the wing s performance and reactions This would therefore effect the glider s configuration and would not conform to the...

Page 7: ...to avoid possible flight errors 3 4 PRE FLIGHT CHECK LIST Once you are ready but before you take off carry out another equipment inspection Ensure correct installation of all equipment and that all li...

Page 8: ...and to maintain a straight course if necessary slightly slow down the same side The collapse will normally open by itself but if that does not happen pull completely on the brake line on the side whi...

Page 9: ...and well calculated positioning of the line cascades ratify this fact A wing tangle may happen after an asymmetric collapse the end of the wing is trapped between the lines Cravat This situation coul...

Page 10: ...ed to see if the knot undoes Be very careful when trying to remove a knot When there are knots in the lines or when they are tangled do not pull too hard on the brake lines because there is a greater...

Page 11: ...when flying at high altitude To start the manoeuvre first lean your bodyweight and pull the brake line to the side to which you are leaning You can regulate the intensity of the turn by applying a lit...

Page 12: ...the cell openings of the leading edge If sand is inside the wing remove it before folding 8 2 STORAGE It is important that the wing is correctly folded when stored Store your flying equipment in a co...

Page 13: ...13 10 GUARANTEE The entire equipment and components are covered by a 2 year guarantee for any manufacture fault The guarantee does not cover misuse or abnormal use of the materials...

Page 14: ...ING 15 15 15 15 15 CORD MAXIMUM m 2 47 2 58 2 69 2 8 2 9 MINIMUM m 0 49 0 52 0 54 0 56 0 58 AVERAGE m 1 97 2 06 2 14 2 23 2 31 LINES TOTAL METERS m 208 218 227 236 245 HEIGHT m 6 5 6 8 7 09 7 36 7 63...

Page 15: ...CADES DC 060 LIROS GMHB GERMANY UPPER CASCADES TNL 080 TEIJIM LIMITED JAPAN UPPER CASCADES DC 100 LIROS GMHB GERMANY MIDDLE CASCADES TNL 080 TEIJIM LIMITED JAPAN MIDDLE CASCADES TNL 140 TEIJIM LIMITED...

Page 16: ...11 3 RISERS PLAN 16...

Page 17: ...11 4 SUSPENSION PLAN 17...

Page 18: ...5718 5793 11 5286 5265 5364 12 5184 5180 5238 RISERS LENGHT m m A A B C 470 470 470 470 STANDARD 340 360 380 470 ACCELERATED LINES HEIGHT m m A B C D br 1 6298 6197 6301 6410 7125 2 6234 6135 6212 632...

Page 19: ...6315 6379 11 5819 5812 5920 12 5706 5719 5781 RISERS LENGHT m m A A B C 470 470 470 470 STANDARD 340 360 380 470 ACCELERATED LINES HEIGHT m m A B C D br 1 6866 6763 6880 6993 7688 2 6799 6696 6784 690...

Page 20: ...921 6997 7113 7435 4 7045 6947 7050 7161 7304 5 7009 6981 7070 7175 7158 6 6963 6920 6982 7083 7114 7 6909 6828 6864 6955 7190 8 6928 6840 6895 6978 6976 9 6720 6731 6796 6894 10 6556 6696 6824 6884 1...

Page 21: ...6 A 7 A 8 A 9 A 10 A 11 A 12 A 13 A 14 B 15 A 16 A 17 A 18 A 19 A 20 A 21 A 22 A 23 0 24 Class B In accordance with EN standards 926 2 2013 926 1 2006 PG_0957 2015 Date of issue DMY 17 09 2015 Manufa...

Page 22: ...44 1 A 2 A 3 A 4 A 5 A 6 A 7 A 8 A 9 A 10 B 11 A 12 A 13 A 14 B 15 A 16 A 17 A 18 A 19 A 20 A 21 A 22 A 23 0 24 Class B In accordance with EN standards 926 2 2013 926 1 2006 PG_0959 2015 Date of issue...

Page 23: ...ider s weight kg 5 5 Range of trimmers cm 0 Number of risers 3 Total speed range with accessories km h 24 Projected area m2 24 65 Harness used for testing max weight Inspections whichever happens firs...

Page 24: ...The importance of small details niviuk com...

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