GB2143613B - Hydraulic buffer for elevators with air flow to remove contaminants - Google Patents

Hydraulic buffer for elevators with air flow to remove contaminants

Info

Publication number
GB2143613B
GB2143613B GB08417676A GB8417676A GB2143613B GB 2143613 B GB2143613 B GB 2143613B GB 08417676 A GB08417676 A GB 08417676A GB 8417676 A GB8417676 A GB 8417676A GB 2143613 B GB2143613 B GB 2143613B
Authority
GB
United Kingdom
Prior art keywords
elevators
air flow
remove contaminants
hydraulic buffer
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.)
Expired
Application number
GB08417676A
Other languages
English (en)
Other versions
GB8417676D0 (en
GB2143613A (en
Inventor
Louis Bialy
Frederick Peter 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 GB8417676D0 publication Critical patent/GB8417676D0/en
Publication of GB2143613A publication Critical patent/GB2143613A/en
Application granted granted Critical
Publication of GB2143613B publication Critical patent/GB2143613B/en
Expired 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)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)
  • Actuator (AREA)
  • Fluid-Pressure Circuits (AREA)
GB08417676A 1983-07-11 1984-07-11 Hydraulic buffer for elevators with air flow to remove contaminants Expired GB2143613B (en)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
GB8417676D0 GB8417676D0 (en) 1984-08-15
GB2143613A GB2143613A (en) 1985-02-13
GB2143613B true GB2143613B (en) 1986-10-01

Family

ID=24039448

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08417676A Expired GB2143613B (en) 1983-07-11 1984-07-11 Hydraulic buffer for elevators with air flow to remove contaminants

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
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
HK61388A (en) 1988-08-19
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

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19970711