FR30610E - Improvements to door closers - Google Patents
Improvements to door closersInfo
- Publication number
- FR30610E FR30610E FR30610DA FR30610E FR 30610 E FR30610 E FR 30610E FR 30610D A FR30610D A FR 30610DA FR 30610 E FR30610 E FR 30610E
- Authority
- FR
- France
- Prior art keywords
- door closers
- closers
- door
- 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.)
- Expired
Links
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
- E05F3/08—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices with liquid piston brakes in which a torsion spring rotates a member around an axis arranged in the direction of the axis of the piston
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR30610T | 1925-06-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR30610E true FR30610E (en) | 1926-07-20 |
Family
ID=8668505
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR30610D Expired FR30610E (en) | 1925-06-10 | 1925-06-10 | Improvements to door closers |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR30610E (en) |
-
1925
- 1925-06-10 FR FR30610D patent/FR30610E/en not_active Expired
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