Title:
BRANCH DEVICE FOR UNINTERRUPTED FLOW BORING
Document Type and Number:
WIPO Patent Application WO/2010/050115
Kind Code:
A1
Abstract:
A gear case part (70), which has an upper aperture that opens upward and which forms a recess that houses a portion of a drive gear device (63) and for which the drive gear device (63) can be inserted from the upper aperture and assembled, is provided integrally on the upper part of a first or second divided case (21, 22); a cover (66) that blocks the upper aperture of the gear case part (70) is fastened to the gear case part (70); an operating part (67) protrudes upward from a through-hole (66a) that vertically penetrates the cover (66); and by removing the cover (66) from the gear case part (70), the drive gear device (63) can be extracted from the gear case part (70) through the upper aperture.
Inventors:
YAMASHITA TAMOTSU (JP)
YOKOYAMA TAIHEI (JP)
YOKOYAMA TAIHEI (JP)
Application Number:
PCT/JP2009/004839
Publication Date:
May 06, 2010
Filing Date:
September 25, 2009
Export Citation:
Assignee:
SUIKEN CO LTD (JP)
YAMASHITA TAMOTSU (JP)
YOKOYAMA TAIHEI (JP)
YAMASHITA TAMOTSU (JP)
YOKOYAMA TAIHEI (JP)
International Classes:
F16L41/06
Foreign References:
| JPH0674387A | 1994-03-15 | |||
| JPH01105091A | 1989-04-21 |
Attorney, Agent or Firm:
YAMAMURA, YOSHINOBU (JP)
Yoshinobu Yamamura (JP)
Yoshinobu Yamamura (JP)
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