DE303711C - - Google Patents
Info
- Publication number
- DE303711C DE303711C DENDAT303711D DE303711DA DE303711C DE 303711 C DE303711 C DE 303711C DE NDAT303711 D DENDAT303711 D DE NDAT303711D DE 303711D A DE303711D A DE 303711DA DE 303711 C DE303711 C DE 303711C
- Authority
- DE
- Germany
- Prior art keywords
- door
- piston
- valve
- crank
- attached
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000012530 fluid Substances 0.000 claims description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 235000011187 glycerol Nutrition 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—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
- E05F3/00—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
- E05F3/04—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices with liquid piston brakes
- E05F3/10—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices with liquid piston brakes with a spring, other than a torsion spring, and a piston, the axes of which are the same or lie in the same direction
Landscapes
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE303711C true DE303711C (cs) |
Family
ID=557406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT303711D Active DE303711C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE303711C (cs) |
-
0
- DE DENDAT303711D patent/DE303711C/de active Active
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