Title:
拡張スペーサ
Document Type and Number:
Japanese Patent JP5247713
Kind Code:
B2
Abstract:
An axially expanding spacer (10) has respective first and second spacer rings (11,12) with complementary helical ramped faces (16,17) and abutment faces (18,19). By relative rotation of the spacer rings (11,12), the height of the spacer (10), between annular faces (14,15) can be expanded or contracted. Compression springs (20) between the abutment faces (18,19) urge the spacer (10) to its expanded configuration.
Inventors:
BUCKNELL,John Wentworth
Bucknell, Robert Wentworth
Bucknell, Robert Wentworth
Application Number:
JP2009534959A
Publication Date:
July 24, 2013
Filing Date:
October 11, 2007
Export Citation:
Assignee:
TECHNOFAST INDUSTRIES PTY LTD
International Classes:
F16B43/00; B25B29/02
Foreign References:
| WO2004033139A1 | ||||
| US5474409 | ||||
| WO2005123345A1 |
Attorney, Agent or Firm:
Hironobu Onda
Makoto Onda
Atsushi Honda
Makoto Onda
Atsushi Honda