GB2234273B - Improvements in or relating to barriers - Google Patents

Improvements in or relating to barriers

Info

Publication number
GB2234273B
GB2234273B GB9005824A GB9005824A GB2234273B GB 2234273 B GB2234273 B GB 2234273B GB 9005824 A GB9005824 A GB 9005824A GB 9005824 A GB9005824 A GB 9005824A GB 2234273 B GB2234273 B GB 2234273B
Authority
GB
United Kingdom
Prior art keywords
barriers
relating
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 - Lifetime
Application number
GB9005824A
Other versions
GB2234273A (en
GB9005824D0 (en
Inventor
David Peter Waite
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
Publication of GB9005824D0 publication Critical patent/GB9005824D0/en
Publication of GB2234273A publication Critical patent/GB2234273A/en
Priority to US08/046,909 priority Critical patent/US5310163A/en
Application granted granted Critical
Publication of GB2234273B publication Critical patent/GB2234273B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H17/00—Fencing, e.g. fences, enclosures, corrals
    • E04H17/003—Anti-climbing devices, e.g. fixed spikes
    • E04H17/004—Unstable, e.g. rotatory or resiliently mounted fence panels, spikes

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Fencing (AREA)
GB9005824A 1989-06-13 1990-03-15 Improvements in or relating to barriers Expired - Lifetime GB2234273B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US08/046,909 US5310163A (en) 1989-06-13 1993-04-14 Barriers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898913605A GB8913605D0 (en) 1989-06-13 1989-06-13 Perimeter security topping

Publications (3)

Publication Number Publication Date
GB9005824D0 GB9005824D0 (en) 1990-05-09
GB2234273A GB2234273A (en) 1991-01-30
GB2234273B true GB2234273B (en) 1993-10-13

Family

ID=10658381

Family Applications (2)

Application Number Title Priority Date Filing Date
GB898913605A Pending GB8913605D0 (en) 1989-06-13 1989-06-13 Perimeter security topping
GB9005824A Expired - Lifetime GB2234273B (en) 1989-06-13 1990-03-15 Improvements in or relating to barriers

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB898913605A Pending GB8913605D0 (en) 1989-06-13 1989-06-13 Perimeter security topping

Country Status (2)

Country Link
GB (2) GB8913605D0 (en)
HK (1) HK18595A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2054553B1 (en) * 1992-03-05 1996-12-01 Artacho Maria Guadalupe Arjona SECURITY SYSTEM FOR LAND FENCES AND THE LIKE.
GB2337536B (en) * 1998-05-19 2002-05-08 Moss Products Anti-scaling device
AU5059099A (en) * 1999-07-26 2001-02-13 Janusz Lucien Holland Anti-scaling device
GB2502042B (en) * 2012-03-16 2017-11-15 Peter Waite David Barrier with rotatable units for deterring intruders
GB2613867B (en) * 2021-12-17 2024-01-03 Peter Waite David A rotatable unit for a barrier

Also Published As

Publication number Publication date
GB2234273A (en) 1991-01-30
GB9005824D0 (en) 1990-05-09
GB8913605D0 (en) 1989-08-02
HK18595A (en) 1995-02-17

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20100314