US1928675A - Pneumatic cushion - Google Patents

Pneumatic cushion Download PDF

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Publication number
US1928675A
US1928675A US564989A US56498931A US1928675A US 1928675 A US1928675 A US 1928675A US 564989 A US564989 A US 564989A US 56498931 A US56498931 A US 56498931A US 1928675 A US1928675 A US 1928675A
Authority
US
United States
Prior art keywords
cushion
pneumatic
elements
bars
frame
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 - Lifetime
Application number
US564989A
Other languages
English (en)
Inventor
Robert W Sampson
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to US564989A priority Critical patent/US1928675A/en
Priority to FR742745D priority patent/FR742745A/fr
Priority to GB25294/32A priority patent/GB395892A/en
Application granted granted Critical
Publication of US1928675A publication Critical patent/US1928675A/en
Priority to BE416758D priority patent/BE416758A/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
    • A47C27/08—Fluid mattresses
    • A47C27/081—Fluid mattresses of pneumatic type
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
    • A47C27/12—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with fibrous inlays, e.g. made of wool, of cotton
    • A47C27/128—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with fibrous inlays, e.g. made of wool, of cotton with inflatable elements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S297/00—Chairs and seats
    • Y10S297/03—Pneumatic

Definitions

  • My invention' relates to pneumatic cushions
  • mattresses and the like such as are primarily intended for the support of the human body in a sitting or reclining position, which embody a resilient, yielding element or elements consisting of a container or containers formed of rubber or similar material impervious to air, and adapted to hold air or other gas in confinement.
  • Objects of my invention are to give-to the air confining element or elements a configuration which will allow yielding locallyand acceptably to the Weight of the human body, Without undue protrusion of the under side of such element, and
  • Figure 1 is a plan view of an automobile seat embodying the principles of my invention, the same being partially broken away toward the center the better to illustrate the construction of the seat;
  • Figure 2 is a cross sectional view oi the same taken as on the line 2 2 of Figure l, showing the cushion in its normal position;
  • Figure 3 is a similar view showing the cushion subjected to weight of the person sitting thereupon;
  • Figure 4 is a plan view on an enlarged scale of one of the pneumatic elements of the cushion;
  • Figure 5 is a cross sectional view of the.
  • Figure 6 is a longitudinal sectional View of the same, on line 6 6 of Figure 7, to show 'the interior of the structure; and Figure 'I is a bottom view of the same.
  • the cushion is shown as embodying three pneumatic elements l, l, l, each of which consists essentially of a plurality of bottom chambers 2, 2, 2 disposed crosswise of the seat structure, and protruding 'from the bottom of the pneumatic element, and a plurality of other 'air chambers 3, 3, 3 extending lengthwise of the seat structure, and protruding from the upper face of the pneumatic element, and intercommunicating with the lower series of chambers, so that air may be distributed through the whole interior of the element under equal pressure.
  • a rigid frame or base is composed essentially of end pieces 5, 5; a front piece 6, and a back piece 7, forming a rectangular unit.
  • the bars 8 and 9 may be of the same height,.and the riser 11 may be omitted or a corresponding riser may be placed on the back of the frame.
  • a case or cover is preferably made with an outer face 14 and an inner iiy 15, between which is placed suitable packing as 16, composed of hair or the like.
  • this cover are secured to the outer edges of the frame, preferably, at least on the ends and back by readily detachable elements as 17, 17 fastened into the frame and adapted to detachably lock into the cover so as to hold it securely in place over the pneumatic elements and the frame.
  • This cover may be tufted in the usual manner as at 1S, 18, if desired.
  • a pneumatic cushion composed of rubber or the like,vadapted to contain confined air, embodying a plurality of elongated chambers projecting from its lower face, extending transversely of the cushion, each having bearing surfaces on its lower face and one thereof having a concaved arch springing lengthwise of the chamber between the bearing surfaces.
  • a pneumatic cushion composed of rubber or the like, adapted to contain confined air, embodying a plurality of elongated chambers projecting from its lower face, extending transversely of the cushion, each having bearing surfaces on its lower face and a concaved arch springing lengthwise of the'chamber between the bearing surfaces;

Landscapes

  • Mattresses And Other Support Structures For Chairs And Beds (AREA)
  • Fluid-Damping Devices (AREA)
US564989A 1931-09-25 1931-09-25 Pneumatic cushion Expired - Lifetime US1928675A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US564989A US1928675A (en) 1931-09-25 1931-09-25 Pneumatic cushion
FR742745D FR742745A (enrdf_load_stackoverflow) 1931-09-25 1932-09-12
GB25294/32A GB395892A (en) 1931-09-25 1932-09-12 Improvements in pneumatic cushions
BE416758D BE416758A (enrdf_load_stackoverflow) 1931-09-25 1936-07-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US564989A US1928675A (en) 1931-09-25 1931-09-25 Pneumatic cushion

Publications (1)

Publication Number Publication Date
US1928675A true US1928675A (en) 1933-10-03

Family

ID=24256740

Family Applications (1)

Application Number Title Priority Date Filing Date
US564989A Expired - Lifetime US1928675A (en) 1931-09-25 1931-09-25 Pneumatic cushion

Country Status (4)

Country Link
US (1) US1928675A (enrdf_load_stackoverflow)
BE (1) BE416758A (enrdf_load_stackoverflow)
FR (1) FR742745A (enrdf_load_stackoverflow)
GB (1) GB395892A (enrdf_load_stackoverflow)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2488993A (en) * 1944-09-19 1949-11-22 Us Rubber Co Seat
US2577274A (en) * 1947-09-25 1951-12-04 Sampson Rubber Products Corp O Pneumatic cushion
US2627302A (en) * 1948-09-16 1953-02-03 Albert E Forsyth Pneumatic seat cushion
US2627077A (en) * 1947-07-12 1953-02-03 Albert E Forsyth Cushioning device
US3735432A (en) * 1971-01-06 1973-05-29 B Kreten Collapsible water mattress frame
US4197602A (en) * 1978-03-20 1980-04-15 Laguna, Mfg. Soft rail waterbed
US4357724A (en) * 1980-07-24 1982-11-09 Guy Laforest Pneumatic core for adjustable firmness of mattresses, cushions and the like
US4796955A (en) * 1987-11-04 1989-01-10 General Motors Corporation Elastic membrane seat with fluidic bladder tensioning apparatus and method
US4885827A (en) * 1987-11-04 1989-12-12 General Motors Corporation Elastic membrane seat with fluidic bladder tensioning method

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2488993A (en) * 1944-09-19 1949-11-22 Us Rubber Co Seat
US2627077A (en) * 1947-07-12 1953-02-03 Albert E Forsyth Cushioning device
US2577274A (en) * 1947-09-25 1951-12-04 Sampson Rubber Products Corp O Pneumatic cushion
US2627302A (en) * 1948-09-16 1953-02-03 Albert E Forsyth Pneumatic seat cushion
US3735432A (en) * 1971-01-06 1973-05-29 B Kreten Collapsible water mattress frame
US4197602A (en) * 1978-03-20 1980-04-15 Laguna, Mfg. Soft rail waterbed
US4357724A (en) * 1980-07-24 1982-11-09 Guy Laforest Pneumatic core for adjustable firmness of mattresses, cushions and the like
US4796955A (en) * 1987-11-04 1989-01-10 General Motors Corporation Elastic membrane seat with fluidic bladder tensioning apparatus and method
US4885827A (en) * 1987-11-04 1989-12-12 General Motors Corporation Elastic membrane seat with fluidic bladder tensioning method

Also Published As

Publication number Publication date
GB395892A (en) 1933-07-27
BE416758A (enrdf_load_stackoverflow) 1936-08-31
FR742745A (enrdf_load_stackoverflow) 1933-03-14

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