DE58906568D1 - Boom device for enclosures. - Google Patents

Boom device for enclosures.

Info

Publication number
DE58906568D1
DE58906568D1 DE89117672T DE58906568T DE58906568D1 DE 58906568 D1 DE58906568 D1 DE 58906568D1 DE 89117672 T DE89117672 T DE 89117672T DE 58906568 T DE58906568 T DE 58906568T DE 58906568 D1 DE58906568 D1 DE 58906568D1
Authority
DE
Germany
Prior art keywords
enclosures
boom device
boom
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
DE89117672T
Other languages
German (de)
Inventor
Wilhelm Rademacher
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
Application granted granted Critical
Publication of DE58906568D1 publication Critical patent/DE58906568D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/12—Mechanical actuation by the breaking or disturbance of stretched cords or wires
    • G08B13/122—Mechanical actuation by the breaking or disturbance of stretched cords or wires for a perimeter fence

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Component Parts Of Construction Machinery (AREA)
DE89117672T 1988-11-04 1989-09-25 Boom device for enclosures. Expired - Lifetime DE58906568D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3837902A DE3837902C1 (en) 1988-11-04 1988-11-04

Publications (1)

Publication Number Publication Date
DE58906568D1 true DE58906568D1 (en) 1994-02-10

Family

ID=6366744

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3837902A Expired - Lifetime DE3837902C1 (en) 1988-11-04 1988-11-04
DE89117672T Expired - Lifetime DE58906568D1 (en) 1988-11-04 1989-09-25 Boom device for enclosures.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3837902A Expired - Lifetime DE3837902C1 (en) 1988-11-04 1988-11-04

Country Status (2)

Country Link
EP (1) EP0366926B1 (en)
DE (2) DE3837902C1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10858857B2 (en) * 2015-07-01 2020-12-08 Stefan Doelling Anti-climbing device
CN113006450A (en) * 2021-02-10 2021-06-22 上海建工集团股份有限公司 Method for passing through barrier by guide frame climbing type working platform system
CN112982937A (en) * 2021-02-10 2021-06-18 上海建工集团股份有限公司 Guide frame climbing type working platform system for avoiding obstacles
WO2022264140A1 (en) * 2021-06-15 2022-12-22 D-Fence Electronic Fencing And Security Systems Ltd. Fence top bracket for intrusion detection

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2717906A1 (en) * 1977-04-22 1978-10-26 Ernst Blaser Security alarm for fence - has switch tripped by movement of spring supported Y=shaped top rail
IL60240A (en) * 1980-06-05 1982-07-30 Beta Eng & Dev Ltd Intrusion detection system and detectors useful therein
US4356423A (en) * 1980-11-28 1982-10-26 Teledyne Industries, Inc., Geotech Division Pressure sensitive intrusion sensing line
EP0298320A1 (en) * 1987-07-09 1989-01-11 Wilhelm Rademacher Bracket device

Also Published As

Publication number Publication date
EP0366926A2 (en) 1990-05-09
DE3837902C1 (en) 1990-03-29
EP0366926B1 (en) 1993-12-29
EP0366926A3 (en) 1990-10-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition