CA904530A - Telescopic structure assemblies - Google Patents

Telescopic structure assemblies

Info

Publication number
CA904530A
CA904530A CA904530DA CA904530A CA 904530 A CA904530 A CA 904530A CA 904530D A CA904530D A CA 904530DA CA 904530 A CA904530 A CA 904530A
Authority
CA
Canada
Prior art keywords
telescopic structure
structure assemblies
assemblies
telescopic
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
Inventor
R. Hayes John
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.)
Minister of National Defence of Canada
Original Assignee
Minister of National Defence of Canada
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 Minister of National Defence of Canada filed Critical Minister of National Defence of Canada
Application granted granted Critical
Publication of CA904530A publication Critical patent/CA904530A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/08—Means for collapsing antennas or parts thereof
    • H01Q1/10—Telescopic elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
    • F16B7/10—Telescoping systems

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
CA904530D 1969-10-10 1969-10-10 Telescopic structure assemblies Expired CA904530A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA64686 1969-10-10

Publications (1)

Publication Number Publication Date
CA904530A true CA904530A (en) 1972-07-11

Family

ID=4085781

Family Applications (1)

Application Number Title Priority Date Filing Date
CA904530D Expired CA904530A (en) 1969-10-10 1969-10-10 Telescopic structure assemblies

Country Status (1)

Country Link
CA (1) CA904530A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2390615A1 (en) * 1977-05-09 1978-12-08 Barbier Benard & Turenne Operating theatre binocular microscope - is suspended from telescopic columns and locked by electromagnets
US4169338A (en) * 1976-09-03 1979-10-02 A/S Normar Telescopic boom
US5035094A (en) * 1990-03-26 1991-07-30 Legare David J Nested extension/retraction structure and method of fabrication
US5642589A (en) * 1994-06-23 1997-07-01 Canada Inc. Column structure for bearing a portable stage roof
WO2008028490A1 (en) * 2006-09-07 2008-03-13 Falck Schmidt Defence Systems A/S Telescopic mast having reduced play

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4169338A (en) * 1976-09-03 1979-10-02 A/S Normar Telescopic boom
FR2390615A1 (en) * 1977-05-09 1978-12-08 Barbier Benard & Turenne Operating theatre binocular microscope - is suspended from telescopic columns and locked by electromagnets
US5035094A (en) * 1990-03-26 1991-07-30 Legare David J Nested extension/retraction structure and method of fabrication
US5642589A (en) * 1994-06-23 1997-07-01 Canada Inc. Column structure for bearing a portable stage roof
WO2008028490A1 (en) * 2006-09-07 2008-03-13 Falck Schmidt Defence Systems A/S Telescopic mast having reduced play
US8695286B2 (en) 2006-09-07 2014-04-15 Falck Schmidt Defence Systems A/S Telescopic mast having reduced play

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