GB1242573A - Improvements in or relating to up and over door assemblies - Google Patents

Improvements in or relating to up and over door assemblies

Info

Publication number
GB1242573A
GB1242573A GB2784368A GB2784368A GB1242573A GB 1242573 A GB1242573 A GB 1242573A GB 2784368 A GB2784368 A GB 2784368A GB 2784368 A GB2784368 A GB 2784368A GB 1242573 A GB1242573 A GB 1242573A
Authority
GB
United Kingdom
Prior art keywords
over door
relating
door assemblies
springs
counterbalanced
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
Application number
GB2784368A
Inventor
Kenneth Percy Harwood
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.)
WESTLAND ENGINEERS Ltd
Original Assignee
WESTLAND ENGINEERS 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 WESTLAND ENGINEERS Ltd filed Critical WESTLAND ENGINEERS Ltd
Priority to GB2784368A priority Critical patent/GB1242573A/en
Publication of GB1242573A publication Critical patent/GB1242573A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D15/00—Suspension arrangements for wings
    • E05D15/40—Suspension arrangements for wings supported on arms movable in vertical planes
    • E05D15/44—Suspension arrangements for wings supported on arms movable in vertical planes with pivoted arms and vertically-sliding guides
    • E05D15/445—Suspension arrangements for wings supported on arms movable in vertical planes with pivoted arms and vertically-sliding guides specially adapted for overhead wings
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D13/00—Accessories for sliding or lifting wings, e.g. pulleys, safety catches
    • E05D13/10—Counterbalance devices
    • E05D13/12—Counterbalance devices with springs
    • E05D13/1207—Counterbalance devices with springs with tension springs
    • E05D13/1215—Counterbalance devices with springs with tension springs specially adapted for overhead wings
    • 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
    • E05Y2900/106—Application of doors, windows, wings or fittings thereof for buildings or parts thereof for garages

Abstract

1,242,573. Counterbalanced up-and-over door. WESTLAND ENGS. Ltd. 28 March, 1969 [12 June, 1968], No. 27843/68. Heading E2M. An up-and-over door 10 is counterbalanced by springs 12 housed in the radius arms 11 about which the door pivots. The springs may be tension or torsion springs and may be coupled to a motion reducing device such as pulleys 18.
GB2784368A 1968-06-12 1968-06-12 Improvements in or relating to up and over door assemblies Expired GB1242573A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2784368A GB1242573A (en) 1968-06-12 1968-06-12 Improvements in or relating to up and over door assemblies

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2784368A GB1242573A (en) 1968-06-12 1968-06-12 Improvements in or relating to up and over door assemblies

Publications (1)

Publication Number Publication Date
GB1242573A true GB1242573A (en) 1971-08-11

Family

ID=10266200

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2784368A Expired GB1242573A (en) 1968-06-12 1968-06-12 Improvements in or relating to up and over door assemblies

Country Status (1)

Country Link
GB (1) GB1242573A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3968596A (en) * 1974-09-19 1976-07-13 Alex Danin Vehicle barriers
US4783929A (en) * 1987-09-04 1988-11-15 Holmes-Hally Industries Guard apparatus for shrouding spring loaded garage door hardware

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3968596A (en) * 1974-09-19 1976-07-13 Alex Danin Vehicle barriers
US4783929A (en) * 1987-09-04 1988-11-15 Holmes-Hally Industries Guard apparatus for shrouding spring loaded garage door hardware

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