EP0048897A3 - Cliquet d'arrêt - Google Patents

Cliquet d'arrêt Download PDF

Info

Publication number
EP0048897A3
EP0048897A3 EP81107354A EP81107354A EP0048897A3 EP 0048897 A3 EP0048897 A3 EP 0048897A3 EP 81107354 A EP81107354 A EP 81107354A EP 81107354 A EP81107354 A EP 81107354A EP 0048897 A3 EP0048897 A3 EP 0048897A3
Authority
EP
European Patent Office
Prior art keywords
ratchet wheel
lobe
ratchet pawl
hoist
engage
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.)
Withdrawn
Application number
EP81107354A
Other languages
German (de)
English (en)
Other versions
EP0048897A2 (fr
Inventor
Michael Maurice Walsh
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.)
Eaton Corp
Original Assignee
Eaton Corp
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 Eaton Corp filed Critical Eaton Corp
Publication of EP0048897A2 publication Critical patent/EP0048897A2/fr
Publication of EP0048897A3 publication Critical patent/EP0048897A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
    • B66D5/32—Detent devices
    • B66D5/34—Detent devices having latches
    • 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
    • B66D3/12—Chain or like hand-operated tackles with or without power transmission gearing between operating member and lifting rope, chain or cable

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
  • Push-Button Switches (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
EP81107354A 1980-10-01 1981-09-17 Cliquet d'arrêt Withdrawn EP0048897A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US19279680A 1980-10-01 1980-10-01
US192796 1980-10-01

Publications (2)

Publication Number Publication Date
EP0048897A2 EP0048897A2 (fr) 1982-04-07
EP0048897A3 true EP0048897A3 (fr) 1982-06-16

Family

ID=22711072

Family Applications (1)

Application Number Title Priority Date Filing Date
EP81107354A Withdrawn EP0048897A3 (fr) 1980-10-01 1981-09-17 Cliquet d'arrêt

Country Status (1)

Country Link
EP (1) EP0048897A3 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7735581B2 (en) 2007-04-30 2010-06-15 Smith International, Inc. Locking clutch for downhole motor
NZ591640A (en) 2008-09-10 2012-11-30 Smith International Locking clutch for downhole drill motor with centrifugal force to disengage rotor from stator
GB2556449B (en) * 2017-10-16 2018-10-24 William Hackett Lifting Products Ltd Dual pawl having two pawl arms rotatable about a common axis

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT64407B (de) * 1911-07-25 1914-04-10 Priv Suedbahn Ges Kk Zwangläufig gesteuertes Gesperre für Hemmvorrichtungen an Hebezeugen.
FR624828A (fr) * 1926-11-19 1927-07-27 Prost Aine Fils De Cliquet automatique
FR780705A (fr) * 1934-11-03 1935-05-02 Bastide Pauze Poirier Cliquet à enclenchement automatique pour palans, treuils, etc.
US3138231A (en) * 1961-02-23 1964-06-23 Yale And Towne Inc Hoist employing clutch-brake
US3720294A (en) * 1971-07-07 1973-03-13 Mtd Prod Inc Pawl and ratchet mechanism
DE7424538U (de) * 1974-11-14 Kauffmann T Kg Geschwindigkeitsabhängig auslösende Fangvorrichtung für heb- und senkbare Lasten
CH593432A5 (fr) * 1975-12-23 1977-11-30 Landis & Gyr Ag

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7424538U (de) * 1974-11-14 Kauffmann T Kg Geschwindigkeitsabhängig auslösende Fangvorrichtung für heb- und senkbare Lasten
AT64407B (de) * 1911-07-25 1914-04-10 Priv Suedbahn Ges Kk Zwangläufig gesteuertes Gesperre für Hemmvorrichtungen an Hebezeugen.
FR624828A (fr) * 1926-11-19 1927-07-27 Prost Aine Fils De Cliquet automatique
FR780705A (fr) * 1934-11-03 1935-05-02 Bastide Pauze Poirier Cliquet à enclenchement automatique pour palans, treuils, etc.
US3138231A (en) * 1961-02-23 1964-06-23 Yale And Towne Inc Hoist employing clutch-brake
US3720294A (en) * 1971-07-07 1973-03-13 Mtd Prod Inc Pawl and ratchet mechanism
CH593432A5 (fr) * 1975-12-23 1977-11-30 Landis & Gyr Ag

Also Published As

Publication number Publication date
EP0048897A2 (fr) 1982-04-07

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 19811013

AK Designated contracting states

Designated state(s): DE FR GB SE

PUAL Search report despatched

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AK Designated contracting states

Designated state(s): DE FR GB SE

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19830322

RIN1 Information on inventor provided before grant (corrected)

Inventor name: WALSH, MICHAEL MAURICE