GB530505A - Improved telescopic tubular props, struts, and like supports, and telescopic tubes in general - Google Patents

Improved telescopic tubular props, struts, and like supports, and telescopic tubes in general

Info

Publication number
GB530505A
GB530505A GB1862839A GB1862839A GB530505A GB 530505 A GB530505 A GB 530505A GB 1862839 A GB1862839 A GB 1862839A GB 1862839 A GB1862839 A GB 1862839A GB 530505 A GB530505 A GB 530505A
Authority
GB
United Kingdom
Prior art keywords
washer
telescopic
struts
supports
general
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
GB1862839A
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 GB1862839A priority Critical patent/GB530505A/en
Publication of GB530505A publication Critical patent/GB530505A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14—Telescopic props
    • E21D15/28—Telescopic props with parts held relatively to each other by friction or gripping
    • E21D15/36—Telescopic props with parts held relatively to each other by friction or gripping by a tiltable collar surrounding one or both parts
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G25/00—Shores or struts; Chocks
    • E04G25/04—Shores or struts; Chocks telescopic
    • E04G25/08—Shores or struts; Chocks telescopic with parts held relatively to each other by friction or gripping

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)

Abstract

530,505. Pit props ; struts &c. SWITH, H. C. June 27, 1939, No. 18628. [Classes 20 (i) and 20 (ii)] A telescopic prop or post comprises an outer tubular member 10, an inner sliding member 11 with supporting head 19, a washer 15 having its bore perpendicular to its faces, and an offset abutment 13 on the upper end of the outer tubular member to support one side of the washer, so that it can tilt until the edges of its bore grip and support the inner member after adjustment for height. The upper enc of the outer member may be cut at an incline 12 tc form the abutment and allow tilting of the washer. A ring guard 20 is supported above the washer from the outer member. Further sections similarly supported may be disposed, within the inner sliding section.
GB1862839A 1939-06-27 1939-06-27 Improved telescopic tubular props, struts, and like supports, and telescopic tubes in general Expired GB530505A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1862839A GB530505A (en) 1939-06-27 1939-06-27 Improved telescopic tubular props, struts, and like supports, and telescopic tubes in general

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1862839A GB530505A (en) 1939-06-27 1939-06-27 Improved telescopic tubular props, struts, and like supports, and telescopic tubes in general

Publications (1)

Publication Number Publication Date
GB530505A true GB530505A (en) 1940-12-12

Family

ID=10115719

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1862839A Expired GB530505A (en) 1939-06-27 1939-06-27 Improved telescopic tubular props, struts, and like supports, and telescopic tubes in general

Country Status (1)

Country Link
GB (1) GB530505A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2691537A (en) * 1949-06-03 1954-10-12 Parker Appliance Co Flareless tube fitting
US2765201A (en) * 1953-03-16 1956-10-02 Clay E Phillips Ceiling jacks
US3199818A (en) * 1964-05-25 1965-08-10 Howard B Ahara Lantern stand
US5383621A (en) * 1993-03-23 1995-01-24 Alexander; James L. Package adapter having an adjustable base
US5934626A (en) * 1997-12-16 1999-08-10 Sumner Manufacturing Company, Inc. Adjustable pipe roll and support mechanism
CN113047877A (en) * 2021-02-28 2021-06-29 贵州壹站式装备科技有限公司 Colliery is support in pit convenient to dismouting

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2691537A (en) * 1949-06-03 1954-10-12 Parker Appliance Co Flareless tube fitting
US2765201A (en) * 1953-03-16 1956-10-02 Clay E Phillips Ceiling jacks
US3199818A (en) * 1964-05-25 1965-08-10 Howard B Ahara Lantern stand
US5383621A (en) * 1993-03-23 1995-01-24 Alexander; James L. Package adapter having an adjustable base
US5934626A (en) * 1997-12-16 1999-08-10 Sumner Manufacturing Company, Inc. Adjustable pipe roll and support mechanism
CN113047877A (en) * 2021-02-28 2021-06-29 贵州壹站式装备科技有限公司 Colliery is support in pit convenient to dismouting

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