GB1231191A - - Google Patents

Info

Publication number
GB1231191A
GB1231191A GB1231191DA GB1231191A GB 1231191 A GB1231191 A GB 1231191A GB 1231191D A GB1231191D A GB 1231191DA GB 1231191 A GB1231191 A GB 1231191A
Authority
GB
United Kingdom
Prior art keywords
pulley
pawl
frame
ratchet wheel
towards
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
Other languages
English (en)
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 filed Critical
Publication of GB1231191A publication Critical patent/GB1231191A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D3/00—Portable or mobile lifting or hauling appliances
    • B66D3/04—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage
    • B66D3/06—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage with more than one pulley
    • B66D3/10—Applications of braking or detent devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
GB1231191D 1967-03-07 1967-03-07 Expired GB1231191A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1072167 1967-03-07

Publications (1)

Publication Number Publication Date
GB1231191A true GB1231191A (enrdf_load_stackoverflow) 1971-05-12

Family

ID=9973070

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1231191D Expired GB1231191A (enrdf_load_stackoverflow) 1967-03-07 1967-03-07

Country Status (1)

Country Link
GB (1) GB1231191A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6142450A (en) * 1999-06-11 2000-11-07 Hagstrom; Gotthard L. Lightning resistant hydrological pulley

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6142450A (en) * 1999-06-11 2000-11-07 Hagstrom; Gotthard L. Lightning resistant hydrological pulley

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees