Title:
マットレス並びにボックススプリングの製造装置
Document Type and Number:
Japanese Patent JP3588120
Kind Code:
B2
Abstract:
An apparatus for forming springs for incorporation into an innerspring mattress is disclosed. The apparatus includes the use of change gears to facilitate the manufacture of a variety of innerspring sizes.
More Like This:
| JPS55112434 | COIL SPRING MANUFACTURING DEVICE |
Inventors:
St Clair, Albert Ronald
Application Number:
JP52401095A
Publication Date:
November 10, 2004
Filing Date:
December 29, 1994
Export Citation:
Assignee:
Dreamwell limited
International Classes:
B21F3/00; B21F3/02; A47C27/04; B21F3/06; B21F27/16; B23P21/00; B68G9/00; (IPC1-7): A47C27/04; B21F3/00
Domestic Patent References:
| JP3162369A | ||||
| JP3165942A | ||||
| JP3285729A | ||||
| JP57175036A | ||||
| JP60012238A |
Foreign References:
| US3740984 | ||||
| US4439977 | ||||
| US4566926 | ||||
| US4986518 | ||||
| WO1994001811A1 |
Attorney, Agent or Firm:
Takehiko Suzue
Sadao Muramatsu
Ryo Hashimoto
Toshio Shirane
Sadao Muramatsu
Ryo Hashimoto
Toshio Shirane