AU558544B2 - Jack overload detection - Google Patents

Jack overload detection

Info

Publication number
AU558544B2
AU558544B2 AU20887/83A AU2088783A AU558544B2 AU 558544 B2 AU558544 B2 AU 558544B2 AU 20887/83 A AU20887/83 A AU 20887/83A AU 2088783 A AU2088783 A AU 2088783A AU 558544 B2 AU558544 B2 AU 558544B2
Authority
AU
Australia
Prior art keywords
overload detection
jack
jack overload
detection
overload
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.)
Ceased
Application number
AU20887/83A
Other languages
English (en)
Other versions
AU2088783A (en
Inventor
Michael Hung
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.)
HUNG M
Original Assignee
HUNG M
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 HUNG M filed Critical HUNG M
Publication of AU2088783A publication Critical patent/AU2088783A/en
Application granted granted Critical
Publication of AU558544B2 publication Critical patent/AU558544B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18—Status alarms
    • G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
    • 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
    • B66F17/00—Safety devices, e.g. for limiting or indicating lifting force

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid-Pressure Circuits (AREA)
AU20887/83A 1982-12-30 1983-11-02 Jack overload detection Ceased AU558544B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US454854 1982-12-30
US06/454,854 US4529975A (en) 1981-11-06 1982-12-30 Separate overload detecting and warning system for hydraulic jack

Publications (2)

Publication Number Publication Date
AU2088783A AU2088783A (en) 1984-07-05
AU558544B2 true AU558544B2 (en) 1987-02-05

Family

ID=23806366

Family Applications (1)

Application Number Title Priority Date Filing Date
AU20887/83A Ceased AU558544B2 (en) 1982-12-30 1983-11-02 Jack overload detection

Country Status (5)

Country Link
US (1) US4529975A (enExample)
AU (1) AU558544B2 (enExample)
DE (1) DE3345866A1 (enExample)
FR (1) FR2538863A1 (enExample)
ZA (1) ZA838151B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5160261A (en) * 1991-05-20 1992-11-03 Rmo, Inc. Orthodontic bracket and method
US20050238471A1 (en) * 2000-09-29 2005-10-27 Maxon Lift Corporation Wheelchair lift
US20070224025A1 (en) * 2000-09-29 2007-09-27 Karapet Ablabutyan Wheelchair lift control
GB2409749B8 (en) * 2003-12-29 2007-05-03 Gen Signal Uk Ltd Alarm for a hydraulic system, hydraulic system, method of giving an alarm and vehicle incorporating a hydraulic system
US7088227B2 (en) * 2003-12-29 2006-08-08 General Signal Uk Limited Alarm for a hydraulic system, hydraulic system, method of giving an alarm and vehicle incorporating a hydraulic system
US8005618B2 (en) * 2008-01-09 2011-08-23 Schlumberger Technology Corporation Logging while drilling system
US20100140576A1 (en) * 2008-11-03 2010-06-10 Victor Hung Warning System For Hydraulic Lifting Apparatus
WO2010068977A1 (en) * 2008-12-16 2010-06-24 Medsell Pty Ltd A surgical table having overload detection means
CN112345144B (zh) * 2020-11-24 2022-04-01 日照山太飞机工程股份有限公司 千斤顶载荷测试装置及其测试方法
CN117213824B (zh) * 2023-10-11 2024-04-02 江苏宇力机电设备集团有限公司 一种千斤顶性能测试设备

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1828022A (en) * 1928-05-26 1931-10-20 Carl W Brand Scale
US4039084A (en) * 1971-07-06 1977-08-02 Tadano Ironworks Co., Ltd. Safety-guard for a crane
US3918037A (en) * 1972-11-06 1975-11-04 Thomas R Hall Audio load indicator

Also Published As

Publication number Publication date
FR2538863B3 (enExample) 1985-04-26
US4529975A (en) 1985-07-16
FR2538863A1 (fr) 1984-07-06
DE3345866A1 (de) 1984-07-12
ZA838151B (en) 1984-06-27
AU2088783A (en) 1984-07-05

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