HK61388A - Hydraulic buffer for elevators - Google Patents

Hydraulic buffer for elevators

Info

Publication number
HK61388A
HK61388A HK613/88A HK61388A HK61388A HK 61388 A HK61388 A HK 61388A HK 613/88 A HK613/88 A HK 613/88A HK 61388 A HK61388 A HK 61388A HK 61388 A HK61388 A HK 61388A
Authority
HK
Hong Kong
Prior art keywords
fluid
piston
container
hole
air
Prior art date
Application number
HK613/88A
Other languages
English (en)
Inventor
Bialy Louis
Peter Menet Frederick
Original Assignee
Otis Elevator Company
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 Company filed Critical Otis Elevator Company
Publication of HK61388A publication Critical patent/HK61388A/xx

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)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)
  • Actuator (AREA)
  • Fluid-Pressure Circuits (AREA)
HK613/88A 1983-07-11 1988-08-11 Hydraulic buffer for elevators HK61388A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51252083A 1983-07-11 1983-07-11

Publications (1)

Publication Number Publication Date
HK61388A true HK61388A (en) 1988-08-19

Family

ID=24039448

Family Applications (1)

Application Number Title Priority Date Filing Date
HK613/88A HK61388A (en) 1983-07-11 1988-08-11 Hydraulic buffer for elevators

Country Status (14)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2608306B1 (fr) * 1986-12-10 1989-03-31 Framatome Sa Dispositif d'amortissement de chute de barres absorbantes pour assemblage de combustible nucleaire
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 (zh) * 2021-01-27 2022-04-05 陕西省特种设备检验检测研究院 一种电梯的底部防冲击系统
WO2025168914A1 (en) * 2024-02-07 2025-08-14 T A Savery & Co., Ltd. Elevator buffer

Family Cites Families (4)

* 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 (enrdf_load_stackoverflow) * 1971-07-16 1976-10-08
DE2440094C3 (de) * 1974-08-21 1980-08-28 Thyssen Aufzuege Gmbh, 7000 Stuttgart Aufzugpuffer
DE3044460A1 (de) * 1980-11-26 1982-06-24 August Bilstein GmbH & Co KG, 5828 Ennepetal Hydropneumatischer zweirohr-schwingungsdaempfer, insbesondere als vorderachsbein fuer kraftfahrzeuge

Also Published As

Publication number Publication date
IN161296B (enrdf_load_stackoverflow) 1987-11-07
FR2549183A1 (fr) 1985-01-18
CH665892A5 (de) 1988-06-15
ES289725Y (es) 1986-10-16
GB2143613B (en) 1986-10-01
AU3003384A (en) 1985-01-17
GB8417676D0 (en) 1984-08-15
DE3425385A1 (de) 1985-01-24
FI79072B (fi) 1989-07-31
ATA218584A (de) 1993-02-15
AT396582B (de) 1993-10-25
IT8448533A0 (it) 1984-07-09
JPH0424582B2 (enrdf_load_stackoverflow) 1992-04-27
SG99487G (en) 1988-07-15
FI842662A0 (fi) 1984-07-02
IT1179393B (it) 1987-09-16
CA1224426A (en) 1987-07-21
FI79072C (fi) 1989-11-10
GB2143613A (en) 1985-02-13
FR2549183B1 (fr) 1988-12-09
JPS6037434A (ja) 1985-02-26
AU575058B2 (en) 1988-07-21
ES289725U (es) 1986-03-01
FI842662A7 (fi) 1985-01-12
DE3425385C2 (enrdf_load_stackoverflow) 1992-07-02

Similar Documents

Publication Publication Date Title
US3613734A (en) Hydraulic accumulator with floating piston
AU596771B2 (en) Hydraulic fluid replenishment device
US4308729A (en) Universal joint slip spline connection having concentric one-way valves
HK61388A (en) Hydraulic buffer for elevators
EP0021698B1 (en) Cushioning devices
CA2419758A1 (en) Ventilation valve of hydraulic jack
CN108425978A (zh) 一种工程机械用缓冲器
US2588285A (en) Air bleeder for vehicle lifts
SU859864A1 (ru) Колонка дл насыщени пористых образцов красителем
JPS56157611A (en) Strut type suspension device
CN214931959U (zh) 一种用于水性含氟环氧涂料运输的防挥发箱体
GB662516A (en) "improvements in or relating to filler caps"
GB844653A (en) Improvements in hydraulic dampers or shock absorbers
JPS5515362A (en) Master cylinder
SU1602982A2 (ru) Погружной пневмоударник
JPS57210180A (en) Oil hydraulic pump
JPH03257341A (ja) ２段式シリンジ
GB594007A (en) Improvements in or relating to hydraulic shock absorbers
JPS5444167A (en) Air spring type shock absorber
SU133995A1 (ru) Подъемный гак большой грузоподъемности
JPS6113788Y2 (enrdf_load_stackoverflow)
CN203239424U (zh) 一种油气分离器
JPS5663562A (en) Driver's cab lifting device
JPS57171134A (en) Hydraulic buffer
GB2056613A (en) Hydropneumatic suspension struts

Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)