GB525538A - Improvements in or relating to protective arrangements for windows and similar openings - Google Patents

Improvements in or relating to protective arrangements for windows and similar openings

Info

Publication number
GB525538A
GB525538A GB106240A GB106240A GB525538A GB 525538 A GB525538 A GB 525538A GB 106240 A GB106240 A GB 106240A GB 106240 A GB106240 A GB 106240A GB 525538 A GB525538 A GB 525538A
Authority
GB
United Kingdom
Prior art keywords
windows
relating
similar openings
fins
protective arrangements
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
GB106240A
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.)
CLARENCE COLES HANCOCK
HAROLD EDWARD BROOKE BRADLEY
Original Assignee
CLARENCE COLES HANCOCK
HAROLD EDWARD BROOKE BRADLEY
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 CLARENCE COLES HANCOCK, HAROLD EDWARD BROOKE BRADLEY filed Critical CLARENCE COLES HANCOCK
Priority to GB106240A priority Critical patent/GB525538A/en
Publication of GB525538A publication Critical patent/GB525538A/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
    • E06B7/00—Special arrangements or measures in connection with doors or windows
    • E06B7/02—Special arrangements or measures in connection with doors or windows for providing ventilation, e.g. through double windows; Arrangement of ventilation roses
    • E06B7/08—Louvre doors, windows or grilles
    • E06B7/084—Louvre doors, windows or grilles with rotatable lamellae

Landscapes

  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Air-Flow Control Members (AREA)
  • Transmission Devices (AREA)
  • Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)

Abstract

525,538. Window shutters. HANCOCK, C. C., and BRADLEY, H. E. BROOKE-. Jan. 17, 1940, No. 1062. [Class 20 (iii)] Operation of a lever 20 moves rack 22 to rotate pinions 18 and hence to open or close a shutter comprising fins 15 carried in a metal framework to protect windows or other openings from blast or for black-out purposes. Flanges 19 on the frame prevent light passing the ends of the fins, which are made from two strips of metal 24, 25 which are riveted, welded or bolted together.
GB106240A 1940-01-17 1940-01-17 Improvements in or relating to protective arrangements for windows and similar openings Expired GB525538A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB106240A GB525538A (en) 1940-01-17 1940-01-17 Improvements in or relating to protective arrangements for windows and similar openings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB106240A GB525538A (en) 1940-01-17 1940-01-17 Improvements in or relating to protective arrangements for windows and similar openings

Publications (1)

Publication Number Publication Date
GB525538A true GB525538A (en) 1940-08-29

Family

ID=9715504

Family Applications (1)

Application Number Title Priority Date Filing Date
GB106240A Expired GB525538A (en) 1940-01-17 1940-01-17 Improvements in or relating to protective arrangements for windows and similar openings

Country Status (1)

Country Link
GB (1) GB525538A (en)

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