GB2065600A - Screw and nut lifting mechanism e.g.forcers - Google Patents

Screw and nut lifting mechanism e.g.forcers Download PDF

Info

Publication number
GB2065600A
GB2065600A GB8040141A GB8040141A GB2065600A GB 2065600 A GB2065600 A GB 2065600A GB 8040141 A GB8040141 A GB 8040141A GB 8040141 A GB8040141 A GB 8040141A GB 2065600 A GB2065600 A GB 2065600A
Authority
GB
United Kingdom
Prior art keywords
housing
safety
nut
cord
release
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Withdrawn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
GB8040141A
Other languages
English (en)
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
Publication of GB2065600A publication Critical patent/GB2065600A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/02—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars
    • B66F7/025—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars screw operated
    • 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
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
    • F16H25/2472—Safety nuts

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Emergency Lowering Means (AREA)
  • Transmission Devices (AREA)
GB8040141A 1979-12-18 1980-12-15 Screw and nut lifting mechanism e.g.forcers Withdrawn GB2065600A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK538479A DK538479A (da) 1979-12-18 1979-12-18 Loefteapparat

Publications (1)

Publication Number Publication Date
GB2065600A true GB2065600A (en) 1981-07-01

Family

ID=8142014

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8040141A Withdrawn GB2065600A (en) 1979-12-18 1980-12-15 Screw and nut lifting mechanism e.g.forcers

Country Status (7)

Country Link
DE (1) DE3048319A1 (enExample)
DK (1) DK538479A (enExample)
ES (1) ES8202761A1 (enExample)
FR (1) FR2471945A1 (enExample)
GB (1) GB2065600A (enExample)
IT (1) IT1134796B (enExample)
ZA (1) ZA807874B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2901780A1 (fr) * 2006-05-30 2007-12-07 Sefac Sa Dispositif de levage a ecrou parachute
CN107827026A (zh) * 2017-11-29 2018-03-23 沈阳奥托斯机械设备有限公司 埋入式电动架车机及其控制系统

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115571815B (zh) * 2022-09-30 2023-06-13 南通恒力包装科技股份有限公司 一种带有防撞结构的垂直物料提升装置及提升方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2901780A1 (fr) * 2006-05-30 2007-12-07 Sefac Sa Dispositif de levage a ecrou parachute
EP1862423A3 (fr) * 2006-05-30 2009-05-20 SEFAC, Société Anonyme Dispositif de levage à écrou de sécurité
CN107827026A (zh) * 2017-11-29 2018-03-23 沈阳奥托斯机械设备有限公司 埋入式电动架车机及其控制系统

Also Published As

Publication number Publication date
DK538479A (da) 1981-06-19
FR2471945A1 (fr) 1981-06-26
FR2471945B3 (enExample) 1982-10-01
ES497840A0 (es) 1982-02-01
IT1134796B (it) 1986-08-13
ZA807874B (en) 1982-01-27
DE3048319A1 (de) 1981-09-10
ES8202761A1 (es) 1982-02-01
IT8026767A0 (it) 1980-12-18

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)