GB2446894B - Door closer comprising tension member, piston and spring and piston damping adjuster with elongate head - Google Patents

Door closer comprising tension member, piston and spring and piston damping adjuster with elongate head

Info

Publication number
GB2446894B
GB2446894B GB0718172A GB0718172A GB2446894B GB 2446894 B GB2446894 B GB 2446894B GB 0718172 A GB0718172 A GB 0718172A GB 0718172 A GB0718172 A GB 0718172A GB 2446894 B GB2446894 B GB 2446894B
Authority
GB
United Kingdom
Prior art keywords
plunger
piston
housing
tension member
door closer
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
Application number
GB0718172A
Other versions
GB2446894C (en
GB2446894A (en
GB0718172D0 (en
Inventor
Alister Peter Reid
Mark Richard Hesketh
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.)
Astra Door Controls Ltd
Original Assignee
Astra Door Controls 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
Application filed by Astra Door Controls Ltd filed Critical Astra Door Controls Ltd
Priority to GB0718172.0A priority Critical patent/GB2446894C/en
Priority claimed from GB0703272A external-priority patent/GB2446807B/en
Publication of GB0718172D0 publication Critical patent/GB0718172D0/en
Publication of GB2446894A publication Critical patent/GB2446894A/en
Application granted granted Critical
Publication of GB2446894B publication Critical patent/GB2446894B/en
Publication of GB2446894C publication Critical patent/GB2446894C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • E05F3/108—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 piston rod protruding from the closer housing; Telescoping closers
    • 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
    • E05F3/12—Special devices controlling the circulation of the liquid, e.g. valve arrangement
    • 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
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/20—Brakes; Disengaging means; Holders; Stops; Valves; Accessories therefor
    • 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
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/20—Brakes; Disengaging means; Holders; Stops; Valves; Accessories therefor
    • E05Y2201/252—Type of friction
    • E05Y2201/254—Fluid or viscous friction
    • 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

  • Closing And Opening Devices For Wings, And Checks For Wings (AREA)

Abstract

A door closer comprises: an elongate housing 2 for mounting in one of the door leaf or door frame, a plunger 17 disposed in and movable along the housing, a biasing element 4 disposed in the housing and biasing the plunger inwardly of the housing, and a tension member 14 having a first end pivotally connected at a first pivot to the plunger and a second end, an anchor element assembly to which the second end is pivotally connected at a second pivot, and a hydraulic damper 6 for damping the movement of the plunger within the housing, the hydraulic damper including a threaded adjuster pin 52 for adjusting the operation of the hydraulic damper, the threaded adjuster pin being mounted in the plunger adjacent the first pivot and having an elongate head 54 extending away from the plunger and adjacent to the tension member.
GB0718172.0A 2007-02-20 2007-02-20 Door closer comprising tension member, piston and spring and piston damping adjuster with elongate head Active GB2446894C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0718172.0A GB2446894C (en) 2007-02-20 2007-02-20 Door closer comprising tension member, piston and spring and piston damping adjuster with elongate head

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0703272A GB2446807B (en) 2007-02-20 2007-02-20 Door Closer
GB0718172.0A GB2446894C (en) 2007-02-20 2007-02-20 Door closer comprising tension member, piston and spring and piston damping adjuster with elongate head

Publications (4)

Publication Number Publication Date
GB0718172D0 GB0718172D0 (en) 2007-10-31
GB2446894A GB2446894A (en) 2008-08-27
GB2446894B true GB2446894B (en) 2009-03-25
GB2446894C GB2446894C (en) 2016-04-06

Family

ID=38670081

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0718172.0A Active GB2446894C (en) 2007-02-20 2007-02-20 Door closer comprising tension member, piston and spring and piston damping adjuster with elongate head

Country Status (1)

Country Link
GB (1) GB2446894C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111734246A (en) * 2020-08-05 2020-10-02 宁波市五角阻尼股份有限公司 Door closer

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1236827A (en) * 1967-09-28 1971-06-23 Plastic Metal Products Corp Bolt and method of making the same
GB1263666A (en) * 1970-03-31 1972-02-16 Ammus Sytytin Oy Door closer for mounting in a door frame or a door
US4348141A (en) * 1979-11-19 1982-09-07 Dahl Norman C Hollow externally threaded fasteners having greatly increased ductility
GB2193281A (en) * 1986-08-02 1988-02-03 Charles Hugh Mcauley Anchoring bolt
WO2005124079A2 (en) * 2004-06-17 2005-12-29 Astra Door Controls Ltd Door closer

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1236827A (en) * 1967-09-28 1971-06-23 Plastic Metal Products Corp Bolt and method of making the same
GB1263666A (en) * 1970-03-31 1972-02-16 Ammus Sytytin Oy Door closer for mounting in a door frame or a door
US4348141A (en) * 1979-11-19 1982-09-07 Dahl Norman C Hollow externally threaded fasteners having greatly increased ductility
GB2193281A (en) * 1986-08-02 1988-02-03 Charles Hugh Mcauley Anchoring bolt
WO2005124079A2 (en) * 2004-06-17 2005-12-29 Astra Door Controls Ltd Door closer

Also Published As

Publication number Publication date
GB2446894C (en) 2016-04-06
GB2446894A (en) 2008-08-27
GB0718172D0 (en) 2007-10-31

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Legal Events

Date Code Title Description
S73 Revocation on comptroller's initiative (section 73/patents act 1977)

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