Title:
ベッドマットレス用スプリング構造
Document Type and Number:
Japanese Patent JP4264489
Kind Code:
B2
Abstract:
Disclosed herein is a spring structure for a bed mattress which comprises a body spring (10) formed in a coil shape, upper and lower end springs (16,18) wound and extending horizontally at upper and lower portions of the body spring, an exposure wire spring (20) formed integrally with the upper end spring in such a fashion as to be disposed above the upper end spring, and a connection end portion (24) for integrally connecting the upper end spring and the exposure wire spring to each other, wherein a first contact-preventing end (30) is formed at the connection end portion in such a fashion as to be bent inclinedly upwardly from a distal end of the upper end spring positioned outwardly from an uppermost winding of the body spring.
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Inventors:
Arisu
Application Number:
JP2006168717A
Publication Date:
May 20, 2009
Filing Date:
June 19, 2006
Export Citation:
Assignee:
Arisu
International Classes:
A47C27/06
Domestic Patent References:
| JP58053216B2 | ||||
| JP1044116Y2 |
Foreign References:
| US3942776 |
Attorney, Agent or Firm:
Hiroshi Maeda
Hiroshi Takeuchi
Takahisa Shimada
Yuji Takeuchi
Katsumi Imae
Atsushi Fujita
Kazunari Ninomiya
Tomoo Harada
Iseki Katsumori
Seki Kei
Yasuya Sugiura
Hiroshi Takeuchi
Takahisa Shimada
Yuji Takeuchi
Katsumi Imae
Atsushi Fujita
Kazunari Ninomiya
Tomoo Harada
Iseki Katsumori
Seki Kei
Yasuya Sugiura