Title:
FASTENING NUT GUARD STRUCTURE OF PORTABLE TYPE POWER WORK MACHINE AND FASTENING NUT MOORING MEMBER
Document Type and Number:
Japanese Patent JP2015055288
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a fastening nut guard structure of portable type power work machine capable of positively preventing loss of nuts and additionally restricting assembly cost, manufacturing cost and parts cost low, hardly producing any damage and trouble or the like and improving nut fastening and releasing workability and durability.SOLUTION: A nut mooring member 50 comprises a recessed ring part 52 that is formed by bending a wire material or rod material that can be resiliently deformed and outwardly fitted and held in an annular groove 44 arranged at an outer circumference of a nut 40; a pair of right and left leg-like pieces 53 cooperatively arranged at both ends of the recessed ring part 52; and hook pieces 55 cooperatively arranged at the lower portion of the leg-like pieces 53. A cover 20 is provided with engaging portions 25 engaging with the hook pieces 55 so as to prevent the nut 40 and the nut mooring member 50 from being dropped from the cover 20 when the nut 40 is removed from a bolt 30.
Inventors:
YONEYAMA KAZUHIRO
TERAO MOTOHIDE
TERAO MOTOHIDE
Application Number:
JP2013188649A
Publication Date:
March 23, 2015
Filing Date:
September 11, 2013
Export Citation:
Assignee:
YAMABIKO CORP
International Classes:
F16B41/00; B23D57/02; B25F5/02; B27B17/00
Domestic Patent References:
| JP2008044095A | 2008-02-28 | |||
| JPH04129915U | 1992-11-30 | |||
| JP2004036764A | 2004-02-05 |
Foreign References:
| US3602284A | 1971-08-31 | |||
| US5174702A | 1992-12-29 | |||
| US5042880A | 1991-08-27 |
Attorney, Agent or Firm:
Yusuke Hiraki
Mitsuo Sekiya
Takiji Ishikawa
Naoki Takemura
Mitsuo Sekiya
Takiji Ishikawa
Naoki Takemura