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GB1174490A - Improvements in or relating to Self-Levelling Mobile Supporting Means for a Chair Seat. - Google Patents

Improvements in or relating to Self-Levelling Mobile Supporting Means for a Chair Seat.

Info

Publication number
GB1174490A
GB1174490A GB48367/67A GB4836767A GB1174490A GB 1174490 A GB1174490 A GB 1174490A GB 48367/67 A GB48367/67 A GB 48367/67A GB 4836767 A GB4836767 A GB 4836767A GB 1174490 A GB1174490 A GB 1174490A
Authority
GB
United Kingdom
Prior art keywords
air cushion
air
chair
relating
self
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
GB48367/67A
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.)
Dentists Supply Company of New York
Original Assignee
Dentists Supply Company of New York
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 Dentists Supply Company of New York filed Critical Dentists Supply Company of New York
Publication of GB1174490A publication Critical patent/GB1174490A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
    • A61G15/10—Parts, details or accessories
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/04—Hairdressers' or similar chairs, e.g. beauty salon chairs
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/04—Hairdressers' or similar chairs, e.g. beauty salon chairs
    • A47C1/06—Hairdressers' or similar chairs, e.g. beauty salon chairs adjustable
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/04—Hairdressers' or similar chairs, e.g. beauty salon chairs
    • A47C1/11—Accessories not otherwise provided for, e.g. seats for children

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Accommodation For Nursing Or Treatment Tables (AREA)

Abstract

1,174,490. Air cushion supported chairs. DENTISTS' SUPPLY CO. OF NEW YORK. 24 Oct., 1967 [22 Dec., 1966], No. 48367/67. Heading B7K. Apparatus for supporting a chair, in the embodiment a dentist's chair, for easy movement, comprises a pillar 66 to which the seat (not shown) is attached mounted on a baseplate 20 to which are attached three air cushion pads 22, each comprising a plate 24 shaped to form a cavity 32 and having a flexible porous sheet 42 secured around its periphery, and a resilient ring 52 to form a support pad when in contact with the floor 12. The sheet 42 is clamped by means 54, 56, 58 to the centre of base 20 through the medium of an apertured plate 36 and plates 20 and 24 are formed with central apertures whereby air may be delivered from a blower 80 through flexible hoses 84 to the cavity 32 to inflate porous sheet 42 so that air passing therethrough will form an air cushion 60 to support the base and the seat.
GB48367/67A 1966-12-22 1967-10-24 Improvements in or relating to Self-Levelling Mobile Supporting Means for a Chair Seat. Expired GB1174490A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US60387666A 1966-12-22 1966-12-22

Publications (1)

Publication Number Publication Date
GB1174490A true GB1174490A (en) 1969-12-17

Family

ID=24417287

Family Applications (1)

Application Number Title Priority Date Filing Date
GB48367/67A Expired GB1174490A (en) 1966-12-22 1967-10-24 Improvements in or relating to Self-Levelling Mobile Supporting Means for a Chair Seat.

Country Status (4)

Country Link
US (1) US3433320A (en)
DE (1) DE1654220A1 (en)
FR (1) FR1549654A (en)
GB (1) GB1174490A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3891048A (en) * 1973-07-30 1975-06-24 Rolair Syst Inc Air bearing transporter having multidirectional drive unit
CN113768315B (en) * 2021-09-26 2023-08-15 北京黎明文仪家具有限公司 Massage sofa with air current radiating effect

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3243004A (en) * 1962-05-02 1966-03-29 Gen Motors Corp Diaphragm construction for air cushion device
US3347330A (en) * 1965-07-12 1967-10-17 Dentists Supply Co Self-leveling air supported mobile chair base

Also Published As

Publication number Publication date
FR1549654A (en) 1968-12-13
DE1654220A1 (en) 1971-03-18
US3433320A (en) 1969-03-18

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees