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Purpose and use
The ThevoSeat together with a suitable underframe / undercarriage is appropriate for indoor and outdoor transport of
disabled children.
Risks and contraindications
Proper handling may avoid any use-related risks. No contraindications are known.
Technical data
Thevo
Seat
1
2
Seat depth
19 - 30 cm / 7.5 – 11.8"
27 - 38 cm / 10.6 – 15"
Seating width
19 - 31 cm / 7.5 – 12.2"
25 - 36 cm / 9.8 – 14.2"
Back height
47 - 65 cm / 18.5 - 25.6"
64 - 78 cm / 25.2 - 30.7"
Lower leg length
17 - 30 cm / 6.7 – 11.8"
25 - 36 cm / 9.8 – 14.2"
Knee angle
(adjustable in steps of 15°)
90° to 180°
90° to 180°
Hip angle
90° to 133°
90° to 145°
Foot angle
78° to 100°
78° to 100°
Seat tilt-in-space on J / A underframe
-15° to +45°
-10° to +40°
Size of footrest
(w x d)
28.5 x 18 cm / 11.2 x 7"
33 x 21 cm / 12.9 x 8.3"
Overall dimensions
(w x h x l)
38 x 78 x 64 cm / 15 x 30.7 x 25.2"
45 x 101 x 76 cm / 17.7 x 39.8 x 29.9"
Folded dimensions
(w x h x l)
38 x 33 x 73 cm / 15 x 13 x 28.7"
45 x 35 x 91 cm / 17.7 x13.8 x 35.8"
Carrying capacity
35 kg / 77.2 lb
40 kg / 88.2 lb
Weight
8,4 kg / 18.5 lb
9,9 kg / 21.8 lb
Seat turning range
180°
180°
Setting up and assembly
The footrest is to be fixed to the knee joints. Place the grid joints one upon the other, and connect them with the screws
and the washers (coming from the inside) and wing nuts (coming from the outside).
Seat upholstery
Fix the two lower Velcro fasteners around the tubes of the footrest.
Engaging the seat unit
Insert the seat unit on the rear crossbar and engage forwards. The EASyS click-system snaps in automatically. (fig. 1)
Removing the seat unit
Push the EASyS click-lever under the seat unit forwards and take it off the underframe in forward direction.
Seat width
Loosen the hip seat guide screws from above using an Allen key and shift the hip guides accordingly. (fig. 2)
Seat depth
Loosen the front Allen screws (also for the adjustment of the seat width) on the seating surface and pull out the seat
plate. (fig. 3)
Tip:
For easy adjustment of the seat depth, grip the front edge of the seat with one hand and press against bottom
part of the backrest (concentric) with the other hand.
The depth of the hip guides can be adjusted, as well. Loosen the two screws, adjust the desired depth, and retighten the
screws. (fig. 4)
Back height
Loosen both knurled nuts at the back of the seat unit and adjust the desired height. (fig. 5)
Note:
The upper spring element should be removed for low back heights in order to facilitate an ergonomically
correct sitting posture. (s. Spring element)
Headrest
The height and angle of the headrest may be adjusted individually by loosening both wing nuts on the headrest. (fig. 6)
