GB543921A - Improvements in or relating to cushions of sponge rubber or the like material and a device for the production thereof - Google Patents

Improvements in or relating to cushions of sponge rubber or the like material and a device for the production thereof

Info

Publication number
GB543921A
GB543921A GB17705/40A GB1770540A GB543921A GB 543921 A GB543921 A GB 543921A GB 17705/40 A GB17705/40 A GB 17705/40A GB 1770540 A GB1770540 A GB 1770540A GB 543921 A GB543921 A GB 543921A
Authority
GB
United Kingdom
Prior art keywords
cover
sponge rubber
rubber
pan
dec
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
GB17705/40A
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.)
Uniroyal Inc
Original Assignee
United States Rubber 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 United States Rubber Co filed Critical United States Rubber Co
Publication of GB543921A publication Critical patent/GB543921A/en
Expired legal-status Critical Current

Links

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
    • A47C27/14—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays
    • A47C27/142—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays with projections, depressions or cavities
    • A47C27/144—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas with foamed material inlays with projections, depressions or cavities inside the mattress or cushion

Landscapes

  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
  • Vibration Dampers (AREA)

Abstract

543,921. Moulding sponge rubber. UNITED STATES RUBBER CO. Dec. 16, 1940, No. 17705. Convention date, Dec. 16, 1939. [Class 87 (ii)] [Also in Group XIV] A device for making cushion halves comprises a moulding pan 51 with thin fins 60, and a cover 52 with a number of coring elements 57 contacting with channel forming elements 59. Foamed rubber latex is placed in the pan and the cover is placed in position over dowel pins 56. Entrapped air escapes through vent holes in the cover. The latex is caused or allowed to set, and the resulting sponge rubber is vulcanized and removed from the device.
GB17705/40A 1939-12-16 1940-12-16 Improvements in or relating to cushions of sponge rubber or the like material and a device for the production thereof Expired GB543921A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US543921XA 1939-12-16 1939-12-16

Publications (1)

Publication Number Publication Date
GB543921A true GB543921A (en) 1942-03-19

Family

ID=21990743

Family Applications (1)

Application Number Title Priority Date Filing Date
GB17705/40A Expired GB543921A (en) 1939-12-16 1940-12-16 Improvements in or relating to cushions of sponge rubber or the like material and a device for the production thereof

Country Status (1)

Country Link
GB (1) GB543921A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2870517A (en) * 1957-01-09 1959-01-27 Henderson Albert Apparatus for making concrete building segments

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2870517A (en) * 1957-01-09 1959-01-27 Henderson Albert Apparatus for making concrete building segments

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