GB682780A - Improvements in or relating to collapsible shutters adapted for raising and lowering - Google Patents

Improvements in or relating to collapsible shutters adapted for raising and lowering

Info

Publication number
GB682780A
GB682780A GB2776549A GB2776549A GB682780A GB 682780 A GB682780 A GB 682780A GB 2776549 A GB2776549 A GB 2776549A GB 2776549 A GB2776549 A GB 2776549A GB 682780 A GB682780 A GB 682780A
Authority
GB
United Kingdom
Prior art keywords
shutter
points
members
transverse members
oct
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
GB2776549A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB2776549A priority Critical patent/GB682780A/en
Publication of GB682780A publication Critical patent/GB682780A/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
    • E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
    • E06B9/06—Shutters, movable grilles, or other safety closing devices, e.g. against burglary collapsible or foldable, e.g. of the bellows or lazy-tongs type
    • E06B9/0607—Shutters, movable grilles, or other safety closing devices, e.g. against burglary collapsible or foldable, e.g. of the bellows or lazy-tongs type comprising a plurality of similar rigid closing elements movable to a storage position
    • E06B9/0615—Shutters, movable grilles, or other safety closing devices, e.g. against burglary collapsible or foldable, e.g. of the bellows or lazy-tongs type comprising a plurality of similar rigid closing elements movable to a storage position characterised by the closing elements
    • E06B9/063—Bars or rods perpendicular to the closing direction
    • 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
    • E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
    • E06B9/06—Shutters, movable grilles, or other safety closing devices, e.g. against burglary collapsible or foldable, e.g. of the bellows or lazy-tongs type
    • E06B9/0607—Shutters, movable grilles, or other safety closing devices, e.g. against burglary collapsible or foldable, e.g. of the bellows or lazy-tongs type comprising a plurality of similar rigid closing elements movable to a storage position
    • E06B9/0646—Shutters, movable grilles, or other safety closing devices, e.g. against burglary collapsible or foldable, e.g. of the bellows or lazy-tongs type comprising a plurality of similar rigid closing elements movable to a storage position characterised by the relative arrangement of the closing elements in the stored position
    • E06B9/0653—Shutters, movable grilles, or other safety closing devices, e.g. against burglary collapsible or foldable, e.g. of the bellows or lazy-tongs type comprising a plurality of similar rigid closing elements movable to a storage position characterised by the relative arrangement of the closing elements in the stored position stored side by side in the closing plane
    • E06B9/0661—Lazy tongue, pantograph or scissor-like systems in the plane of the opening

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Grates (AREA)

Abstract

682,780. Collapsable gates. MORLEY. R. E. Oct. 30. 1950 [Oct. 29. 1949]. No. 27765/49. Class 45 A shutter consists of a number of side-by-side vertically expandable trellises of diagonal lattice members-having successive sets of overlap points alternatively 3 and 2 in number arranged transversely of the shutter and lying parallel to each other, the central point of the set having 3 points being pivoted to main transverse members at each side of the trellis which are arranged to guide the other two points, the sets having two points carrying intermediate transverse members by at least one pin and slot connection, the ends of the main transverse members engaging vertical guide means and the lower terminal transverse member being connected by a plurality of cables e-e<SP>3</SP>to a similar number of winding drums d-d<SP>3</SP> mounted above the shutter, the cables passing between the main transverse members, the intermediate members being interrupted to allow their passage, and means a being provided for synchronously rotating 'the drums. The shutter may be counterbalanced by a weight j.
GB2776549A 1949-10-29 1949-10-29 Improvements in or relating to collapsible shutters adapted for raising and lowering Expired GB682780A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2776549A GB682780A (en) 1949-10-29 1949-10-29 Improvements in or relating to collapsible shutters adapted for raising and lowering

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2776549A GB682780A (en) 1949-10-29 1949-10-29 Improvements in or relating to collapsible shutters adapted for raising and lowering

Publications (1)

Publication Number Publication Date
GB682780A true GB682780A (en) 1952-11-19

Family

ID=10264905

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2776549A Expired GB682780A (en) 1949-10-29 1949-10-29 Improvements in or relating to collapsible shutters adapted for raising and lowering

Country Status (1)

Country Link
GB (1) GB682780A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2224073A (en) * 1985-11-12 1990-04-25 Valentine Patrick Galvin Collapsible security grille

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2224073A (en) * 1985-11-12 1990-04-25 Valentine Patrick Galvin Collapsible security grille
GB2224073B (en) * 1985-11-12 1990-08-15 Valentine Patrick Galvin Improvements in security grilles

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