DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
Note
In this subclass, the following terms are used with the meanings indicated:
-
"closer" or "opener" includes devices for assisting wing-movement or for wing-counterbalancing. [4]
1
/
00
Closers or openers for wings, not otherwise provided for in this subclass
1
/
02
•
gravity-actuated
1
/
04
•
•
for wings which lift during movement
1
/
06
•
•
•
Mechanisms in the shape of hinges or pivots, operated by the weight of the wing
1
/
08
•
spring-actuated
1
/
10
•
•
for swinging wings
1
/
12
•
•
•
Mechanisms in the shape of hinges or pivots, operated by springs
1
/
14
•
•
•
with double-acting springs, e.g. for closing and opening or checking and closing
1
/
16
•
•
for sliding wings [4]
3
/
00
Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices (construction of non-pneumatic or non-liquid braking devices E 05 F 5/00; friction devices in hinges
E 05 D 11/08)
3
/
02
•
with pneumatic piston brakes (rotary type E 05 F 3/14)
3
/
04
•
with liquid piston brakes (rotary type E 05 F 3/14)
3
/
06
•
•
in which a torsion spring rotates a member around an axis perpendicular to the axis of the piston
3
/
08
•
•
in which a torsion spring rotates a member around an axis arranged in the direction of the axis of the piston
3
/
10
•
•
with a spring, other than a torsion spring, and a piston, the axes of which are the same or lie in the same direction
3
/
12
•
•
Special devices controlling the circulation of the liquid, e.g. valve arrangement (valves per seF 16 K)
3
/
14
•
with fluid brakes of the rotary type
3
/
16
•
with friction brakes
3
/
18
•
with counteracting springs (double-acting springs E 05 F 1/14)
3
/
20
•
in hinges
3
/
22
•
Additional arrangements for closers, e.g. for holding the wing in opened or other position
5
/
00
Braking devices, e.g. checks; Stops; Buffers (construction of pneumatic or liquid braking devices E 05 F 3/00; combined with devices for holding wings open E 05 C 17/00; devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing E 05 C 17/04) [4]
