GB209651A - Improvements in ventilators for strong rooms - Google Patents

Improvements in ventilators for strong rooms

Info

Publication number
GB209651A
GB209651A GB9671/23A GB967123A GB209651A GB 209651 A GB209651 A GB 209651A GB 9671/23 A GB9671/23 A GB 9671/23A GB 967123 A GB967123 A GB 967123A GB 209651 A GB209651 A GB 209651A
Authority
GB
United Kingdom
Prior art keywords
ventilators
strong rooms
rooms
strong
liks
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
GB9671/23A
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 GB9671/23A priority Critical patent/GB209651A/en
Publication of GB209651A publication Critical patent/GB209651A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00—Locks or fastenings for special use
    • E05B65/0075—Locks or fastenings for special use for safes, strongrooms, vaults, fire-resisting cabinets or the like
    • E05B65/0078—Safety means for persons trapped within the safe, e.g. release from inside, venting means

Landscapes

  • Transplanting Machines (AREA)
  • Magnetic Record Carriers (AREA)

Abstract

209,651. Lee, C. T. April 9, 1923. Ventilating strong rooms.-Wall ventilators for strong rooms, as described in Specification 15641/10, in which the two gratings are out of alignment, are strengthened by curved, zig-zagged or liks ribs R which extend the full height and preferably the full length of the ventilator. Intermediate strengthening pillars, such as P, may be provided in addition. Specifications 4672/88 and 7473/93 also are referred to.
GB9671/23A 1923-04-09 1923-04-09 Improvements in ventilators for strong rooms Expired GB209651A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9671/23A GB209651A (en) 1923-04-09 1923-04-09 Improvements in ventilators for strong rooms

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9671/23A GB209651A (en) 1923-04-09 1923-04-09 Improvements in ventilators for strong rooms

Publications (1)

Publication Number Publication Date
GB209651A true GB209651A (en) 1924-01-17

Family

ID=9876495

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9671/23A Expired GB209651A (en) 1923-04-09 1923-04-09 Improvements in ventilators for strong rooms

Country Status (1)

Country Link
GB (1) GB209651A (en)

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