CA948619A - Inflatable cushions of utility as jacks - Google Patents

Inflatable cushions of utility as jacks

Info

Publication number
CA948619A
CA948619A CA108,126A CA108126A CA948619A CA 948619 A CA948619 A CA 948619A CA 108126 A CA108126 A CA 108126A CA 948619 A CA948619 A CA 948619A
Authority
CA
Canada
Prior art keywords
jacks
utility
inflatable cushions
cushions
inflatable
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
CA108,126A
Other versions
CA108126S (en
Inventor
Daniel Josien
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.)
PRONAL SA
Original Assignee
PRONAL SA
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 PRONAL SA filed Critical PRONAL SA
Application granted granted Critical
Publication of CA948619A publication Critical patent/CA948619A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D22/00—Producing hollow articles
    • B29D22/02—Inflatable articles
    • 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
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
    • B66F3/25—Constructional features
    • B66F3/35—Inflatable flexible elements, e.g. bellows
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/10—Characterised by the construction of the motor unit the motor being of diaphragm type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2021/00—Use of unspecified rubbers as moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mattresses And Other Support Structures For Chairs And Beds (AREA)
  • Woven Fabrics (AREA)
  • Air Bags (AREA)
  • Details Of Garments (AREA)
  • Fluid-Damping Devices (AREA)
CA108,126A 1970-03-19 1971-03-18 Inflatable cushions of utility as jacks Expired CA948619A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7009828A FR2091876B1 (en) 1970-03-19 1970-03-19

Publications (1)

Publication Number Publication Date
CA948619A true CA948619A (en) 1974-06-04

Family

ID=9052520

Family Applications (1)

Application Number Title Priority Date Filing Date
CA108,126A Expired CA948619A (en) 1970-03-19 1971-03-18 Inflatable cushions of utility as jacks

Country Status (10)

Country Link
US (1) US3704859A (en)
AT (1) AT320917B (en)
CA (1) CA948619A (en)
CH (1) CH536257A (en)
DE (1) DE2110170C3 (en)
ES (1) ES389233A1 (en)
FR (1) FR2091876B1 (en)
GB (1) GB1350979A (en)
NL (1) NL7103669A (en)
SU (1) SU502601A3 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4441571A (en) * 1981-02-02 1984-04-10 Wood Kenneth G Fluid bearing
FR2499462A1 (en) * 1981-02-06 1982-08-13 Marchal Et Cie Ets Pneumatic jacks or tyre supports - of filament reinforced and constrained fabric to control the shape of use in service
US4438795A (en) * 1982-04-22 1984-03-27 Kimwood Corporation Flexible platen planer
WO2006137909A2 (en) * 2004-10-13 2006-12-28 Gssl, Inc. Inflatable and deployable systems with three dimensionally reinforced membranes
CN102166072B (en) * 2010-02-25 2013-06-19 叶根林 Integral multi-purpose folding stool
US8225441B2 (en) * 2010-03-17 2012-07-24 Hip Innovations, Llc Reconfigurable pillow
RU2453492C1 (en) * 2010-12-15 2012-06-20 Общество с ограниченной ответственностью Научно-производственное предприятие "АРМОКОМ-ЦЕНТР" Method of fabricating jack-pad and said jack-pad

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2985419A (en) * 1957-04-13 1961-05-23 Mining Engineering Co Ltd Roof supports for mine workings
US2990166A (en) * 1957-08-29 1961-06-27 Myles A Walsh Mining method
US3015470A (en) * 1958-07-25 1962-01-02 Roy R Patchen Construction jack

Also Published As

Publication number Publication date
AT320917B (en) 1975-03-10
US3704859A (en) 1972-12-05
GB1350979A (en) 1974-04-24
FR2091876A1 (en) 1971-01-21
SU502601A3 (en) 1976-02-05
NL7103669A (en) 1971-09-21
CH536257A (en) 1973-04-30
DE2110170A1 (en) 1971-10-07
FR2091876B1 (en) 1974-03-15
DE2110170C3 (en) 1974-05-30
ES389233A1 (en) 1974-05-01
DE2110170B2 (en) 1973-10-31

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