FR536642A - Automatic door closing device - Google Patents
Automatic door closing deviceInfo
- Publication number
- FR536642A FR536642A FR536642DA FR536642A FR 536642 A FR536642 A FR 536642A FR 536642D A FR536642D A FR 536642DA FR 536642 A FR536642 A FR 536642A
- Authority
- FR
- France
- Prior art keywords
- closing device
- automatic door
- door closing
- automatic
- 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
- E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
- E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
- E05F1/10—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance
- E05F1/1041—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance with a coil spring perpendicular to the pivot axis
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR536642T | 1921-05-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR536642A true FR536642A (en) | 1922-05-06 |
Family
ID=8926935
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR536642D Expired FR536642A (en) | 1921-05-30 | 1921-05-30 | Automatic door closing device |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR536642A (en) |
-
1921
- 1921-05-30 FR FR536642D patent/FR536642A/en not_active Expired
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