GB490777A - Improvements relating to door actuating appliances - Google Patents
Improvements relating to door actuating appliancesInfo
- Publication number
- GB490777A GB490777A GB951237A GB951237A GB490777A GB 490777 A GB490777 A GB 490777A GB 951237 A GB951237 A GB 951237A GB 951237 A GB951237 A GB 951237A GB 490777 A GB490777 A GB 490777A
- Authority
- GB
- United Kingdom
- Prior art keywords
- door
- lever
- improvements relating
- door actuating
- springs
- 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
- E05F3/10—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
- E05F3/106—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 with crank-arm transmission between driving shaft and piston within the closer housing
-
- 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
- E05F3/22—Additional arrangements for closers, e.g. for holding the wing in opened or other position
- E05F3/225—Additional arrangements for closers, e.g. for holding the wing in opened or other position mounted at the bottom of wings, e.g. details related to seals, covers, connections to the wings, embedding in the floor
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Type of wing
- E05Y2900/132—Doors
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Abstract
490,777. Door - operating appliances. TONKS, W. H., and SPARKS, W. April 3, 1937, No. 9512. [Class 65 (i)] Door-operating appliance comprises a toothed member e connected to the door pivot c, a chain f engaging e and connected at one or both ends to a lever &c. g pivoted at h, and connected on opposite sides of the pivot to a spring or springs r, s and a dashpot y. The tension of the springs is adjusted by an abutment nut t on a threaded rod u. The movement of the lever may be limited by stops m, in the path of a lug n on the lever. The parts are mounted in a casing or frame arranged above or below the door.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB951237A GB490777A (en) | 1937-04-03 | 1937-04-03 | Improvements relating to door actuating appliances |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB951237A GB490777A (en) | 1937-04-03 | 1937-04-03 | Improvements relating to door actuating appliances |
Publications (1)
Publication Number | Publication Date |
---|---|
GB490777A true GB490777A (en) | 1938-08-22 |
Family
ID=9873386
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB951237A Expired GB490777A (en) | 1937-04-03 | 1937-04-03 | Improvements relating to door actuating appliances |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB490777A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE941264C (en) * | 1954-02-20 | 1956-04-05 | Engstfeld Wilh Fa | Automatic door closer for swing doors |
DE1004964B (en) * | 1955-02-07 | 1957-03-21 | Doerken & Mankel K G | Closer for the leaves of doors with a closer pin that acts on a damper device and via a crank and traction device on a closer spring |
DE1042425B (en) * | 1956-12-20 | 1958-10-30 | Ver Baubeschlag Gretsch Co | Closer for the wings of swing doors |
-
1937
- 1937-04-03 GB GB951237A patent/GB490777A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE941264C (en) * | 1954-02-20 | 1956-04-05 | Engstfeld Wilh Fa | Automatic door closer for swing doors |
DE1004964B (en) * | 1955-02-07 | 1957-03-21 | Doerken & Mankel K G | Closer for the leaves of doors with a closer pin that acts on a damper device and via a crank and traction device on a closer spring |
DE1042425B (en) * | 1956-12-20 | 1958-10-30 | Ver Baubeschlag Gretsch Co | Closer for the wings of swing doors |
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