AU575058B2 - Hydraulic buffers for elevators - Google Patents

Hydraulic buffers for elevators

Info

Publication number
AU575058B2
AU575058B2 AU30033/84A AU3003384A AU575058B2 AU 575058 B2 AU575058 B2 AU 575058B2 AU 30033/84 A AU30033/84 A AU 30033/84A AU 3003384 A AU3003384 A AU 3003384A AU 575058 B2 AU575058 B2 AU 575058B2
Authority
AU
Australia
Prior art keywords
elevators
hydraulic buffers
buffers
hydraulic
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
AU30033/84A
Other versions
AU3003384A (en
Inventor
Louis Bialy
Frederick P. Menet
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.)
Otis Elevator Co
Original Assignee
Otis Elevator Co
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 Otis Elevator Co filed Critical Otis Elevator Co
Publication of AU3003384A publication Critical patent/AU3003384A/en
Application granted granted Critical
Publication of AU575058B2 publication Critical patent/AU575058B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/28—Buffer-stops for cars, cages, or skips
    • B66B5/282—Structure thereof
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/06—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid
    • F16F9/062—Bi-tubular units
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/48—Arrangements for providing different damping effects at different parts of the stroke

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
  • Types And Forms Of Lifts (AREA)
  • Actuator (AREA)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)
  • Fluid-Pressure Circuits (AREA)
AU30033/84A 1983-07-11 1984-06-29 Hydraulic buffers for elevators Ceased AU575058B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US51252083A 1983-07-11 1983-07-11
US512520 1990-04-19

Publications (2)

Publication Number Publication Date
AU3003384A AU3003384A (en) 1985-01-17
AU575058B2 true AU575058B2 (en) 1988-07-21

Family

ID=24039448

Family Applications (1)

Application Number Title Priority Date Filing Date
AU30033/84A Ceased AU575058B2 (en) 1983-07-11 1984-06-29 Hydraulic buffers for elevators

Country Status (14)

Country Link
JP (1) JPS6037434A (en)
AT (1) AT396582B (en)
AU (1) AU575058B2 (en)
CA (1) CA1224426A (en)
CH (1) CH665892A5 (en)
DE (1) DE3425385A1 (en)
ES (1) ES289725Y (en)
FI (1) FI79072C (en)
FR (1) FR2549183B1 (en)
GB (1) GB2143613B (en)
HK (1) HK61388A (en)
IN (1) IN161296B (en)
IT (1) IT1179393B (en)
SG (1) SG99487G (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2608306B1 (en) * 1986-12-10 1989-03-31 Framatome Sa ABSORBENT BAR FALL DAMPING DEVICE FOR NUCLEAR FUEL ASSEMBLY
US4926981A (en) * 1989-06-19 1990-05-22 Otis Elevator Company Escalator step buffer
GB201006713D0 (en) * 2010-04-22 2010-06-09 T A Savery And Co Ltd A buffer
CN112707263B (en) * 2021-01-27 2022-04-05 陕西省特种设备检验检测研究院 Bottom impact-proof system of elevator

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4015835A (en) * 1974-08-21 1977-04-05 R. Stahl Aufzuege Gmbh Shock absorbers for elevators
US4428566A (en) * 1980-11-26 1984-01-31 August Bilstein Gmbh & Co. Kg Two-tube hydropneumatic shock absorber

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2040063A (en) * 1932-10-17 1936-05-05 Gen Motors Corp Direct action shock absorber
JPS5141580Y2 (en) * 1971-07-16 1976-10-08

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4015835A (en) * 1974-08-21 1977-04-05 R. Stahl Aufzuege Gmbh Shock absorbers for elevators
US4428566A (en) * 1980-11-26 1984-01-31 August Bilstein Gmbh & Co. Kg Two-tube hydropneumatic shock absorber

Also Published As

Publication number Publication date
IT1179393B (en) 1987-09-16
DE3425385A1 (en) 1985-01-24
HK61388A (en) 1988-08-19
AU3003384A (en) 1985-01-17
FI79072C (en) 1989-11-10
GB2143613A (en) 1985-02-13
FR2549183B1 (en) 1988-12-09
FI79072B (en) 1989-07-31
FR2549183A1 (en) 1985-01-18
JPH0424582B2 (en) 1992-04-27
ES289725Y (en) 1986-10-16
DE3425385C2 (en) 1992-07-02
GB2143613B (en) 1986-10-01
ES289725U (en) 1986-03-01
CA1224426A (en) 1987-07-21
CH665892A5 (en) 1988-06-15
JPS6037434A (en) 1985-02-26
AT396582B (en) 1993-10-25
SG99487G (en) 1988-07-15
FI842662A0 (en) 1984-07-02
ATA218584A (en) 1993-02-15
GB8417676D0 (en) 1984-08-15
IN161296B (en) 1987-11-07
FI842662A (en) 1985-01-12
IT8448533A0 (en) 1984-07-09

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