GB2323409B - Door closer with an adjustable electronic valve for varying the force required to release the door when held open - Google Patents

Door closer with an adjustable electronic valve for varying the force required to release the door when held open

Info

Publication number
GB2323409B
GB2323409B GB9803308A GB9803308A GB2323409B GB 2323409 B GB2323409 B GB 2323409B GB 9803308 A GB9803308 A GB 9803308A GB 9803308 A GB9803308 A GB 9803308A GB 2323409 B GB2323409 B GB 2323409B
Authority
GB
United Kingdom
Prior art keywords
door
varying
release
force required
electronic valve
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 - Lifetime
Application number
GB9803308A
Other versions
GB2323409A (en
GB9803308D0 (en
Inventor
Richard Aston
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Freeman & Pardoe Ltd
Original Assignee
Freeman & Pardoe Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from GB9705471A external-priority patent/GB2323125B/en
Application filed by Freeman & Pardoe Ltd filed Critical Freeman & Pardoe Ltd
Priority to GB9803308A priority Critical patent/GB2323409B/en
Publication of GB9803308D0 publication Critical patent/GB9803308D0/en
Publication of GB2323409A publication Critical patent/GB2323409A/en
Application granted granted Critical
Publication of GB2323409B publication Critical patent/GB2323409B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • E05F3/22—Additional arrangements for closers, e.g. for holding the wing in opened or other position
    • E05F3/223—Hydraulic power-locks, e.g. with electrically operated hydraulic valves
    • 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
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/70—Power-operated mechanisms for wings with automatic actuation
    • E05F15/72—Power-operated mechanisms for wings with automatic actuation responsive to emergency conditions, e.g. fire
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • 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—Application of doors, windows, wings or fittings thereof for buildings or parts thereof characterised by the type of wing
    • E05Y2900/132—Doors
GB9803308A 1997-03-15 1998-02-18 Door closer with an adjustable electronic valve for varying the force required to release the door when held open Expired - Lifetime GB2323409B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9803308A GB2323409B (en) 1997-03-15 1998-02-18 Door closer with an adjustable electronic valve for varying the force required to release the door when held open

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9705471A GB2323125B (en) 1997-03-15 1997-03-15 Electronic door closer
GB9803308A GB2323409B (en) 1997-03-15 1998-02-18 Door closer with an adjustable electronic valve for varying the force required to release the door when held open

Publications (3)

Publication Number Publication Date
GB9803308D0 GB9803308D0 (en) 1998-04-15
GB2323409A GB2323409A (en) 1998-09-23
GB2323409B true GB2323409B (en) 2001-05-30

Family

ID=26311208

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9803308A Expired - Lifetime GB2323409B (en) 1997-03-15 1998-02-18 Door closer with an adjustable electronic valve for varying the force required to release the door when held open

Country Status (1)

Country Link
GB (1) GB2323409B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8225458B1 (en) 2001-07-13 2012-07-24 Hoffberg Steven M Intelligent door restraint

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2415463B (en) * 2004-06-26 2008-05-28 Jebron Ltd Door closer
GB2456508B (en) * 2008-01-15 2012-11-28 Heath Samuel & Sons Plc Door closer
DE102008063885A1 (en) * 2008-12-19 2010-07-01 Dorma Gmbh + Co. Kg door closers
GB201513274D0 (en) 2015-07-28 2015-09-09 Freeman & Pardoe Ltd A door closer
GB2577541B (en) * 2018-09-28 2023-06-14 Assa Abloy Ltd Adjustable door-closer
RU2694077C1 (en) * 2019-02-27 2019-07-09 Николай Евгеньевич Староверов Door closer with a pause

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1352272A (en) * 1971-01-11 1974-05-08 Republic Industries Combined door checking and door hold-open mechanism
GB1552257A (en) * 1976-03-03 1979-09-12 Dorma Baubeschlag Automatic door-controlling device
GB2145769A (en) * 1983-08-26 1985-04-03 Schlage Lock Co Door closers

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1352272A (en) * 1971-01-11 1974-05-08 Republic Industries Combined door checking and door hold-open mechanism
GB1552257A (en) * 1976-03-03 1979-09-12 Dorma Baubeschlag Automatic door-controlling device
GB2145769A (en) * 1983-08-26 1985-04-03 Schlage Lock Co Door closers

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8225458B1 (en) 2001-07-13 2012-07-24 Hoffberg Steven M Intelligent door restraint
US9121217B1 (en) 2001-07-13 2015-09-01 Steven M. Hoffberg Intelligent door restraint

Also Published As

Publication number Publication date
GB2323409A (en) 1998-09-23
GB9803308D0 (en) 1998-04-15

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20180217