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 thereofInfo
- 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
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.
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2870517A (en) * | 1957-01-09 | 1959-01-27 | Henderson Albert | Apparatus for making concrete building segments |
-
1940
- 1940-12-16 GB GB17705/40A patent/GB543921A/en not_active Expired
Cited By (1)
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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