GB1230391A - - Google Patents

Info

Publication number
GB1230391A
GB1230391A GB1230391DA GB1230391A GB 1230391 A GB1230391 A GB 1230391A GB 1230391D A GB1230391D A GB 1230391DA GB 1230391 A GB1230391 A GB 1230391A
Authority
GB
United Kingdom
Prior art keywords
spring
disc
shutter
lever
shaft
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
Other languages
English (en)
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 filed Critical
Publication of GB1230391A publication Critical patent/GB1230391A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/68—Operating devices or mechanisms, e.g. with electric drive
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/80—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling
    • E06B9/82—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
GB1230391D 1968-05-01 1968-05-01 Expired GB1230391A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2070468 1968-05-01

Publications (1)

Publication Number Publication Date
GB1230391A true GB1230391A (enrdf_load_stackoverflow) 1971-04-28

Family

ID=10150302

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1230391D Expired GB1230391A (enrdf_load_stackoverflow) 1968-05-01 1968-05-01

Country Status (1)

Country Link
GB (1) GB1230391A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2223942A (en) * 1988-09-07 1990-04-25 Gilberts Fire damper
CN112495687A (zh) * 2020-11-06 2021-03-16 邱靖雯 一种大型古建筑木制支撑柱自动涂料装置
CN113140858A (zh) * 2021-03-31 2021-07-20 深圳易马达科技有限公司 电池仓及换电柜
CN114856403A (zh) * 2022-04-14 2022-08-05 枣庄益多多生态农业科技服务有限公司 一种大棚保温卷帘自动限位保护装置

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2223942A (en) * 1988-09-07 1990-04-25 Gilberts Fire damper
CN112495687A (zh) * 2020-11-06 2021-03-16 邱靖雯 一种大型古建筑木制支撑柱自动涂料装置
CN112495687B (zh) * 2020-11-06 2022-09-16 西北古典建筑有限公司 一种大型古建筑木制支撑柱自动涂料装置
CN113140858A (zh) * 2021-03-31 2021-07-20 深圳易马达科技有限公司 电池仓及换电柜
CN114856403A (zh) * 2022-04-14 2022-08-05 枣庄益多多生态农业科技服务有限公司 一种大棚保温卷帘自动限位保护装置
CN114856403B (zh) * 2022-04-14 2023-08-25 枣庄益多多生态农业科技服务有限公司 一种大棚保温卷帘自动限位保护装置

Similar Documents

Publication Publication Date Title
CA1088580A (en) Fire door and operator therefor
US9598900B2 (en) Reset mechanism for stored energy emergency barriers
US4476910A (en) Roll-blind
US9227488B2 (en) Tensioning device and sunscreen assembly provided therewith
CA2659056A1 (en) Retractable horizontal lifeline assembly
US2159004A (en) Retrieving mechanism
US948239A (en) Fireproof-shutter mechanism.
US2241122A (en) Locking device for film winding mechanism
US3866656A (en) Folding blade fire damper
US2406272A (en) Roll screen assembly
GB1230391A (enrdf_load_stackoverflow)
US3151704A (en) Spring motor
US3502280A (en) Retractor device with shiftable brake
US1617439A (en) Fire shutter
US1332870A (en) Automatic winding mechanism for springs
US2039517A (en) Focal plane shutter
US3979969A (en) Controlled release mechanism for railway hand brake
US2574718A (en) Fishing reel
US3063495A (en) Roller lock assembly for a picture screen
US1795390A (en) Automatic control mechanism for rolling doors
JPH0581710B2 (enrdf_load_stackoverflow)
US2175756A (en) Automatic fishing reel
EP0058883B1 (en) Roll-blind
US1605150A (en) Fire door
US1594819A (en) Roller-screen-operating mechanism

Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees