Title:
SCREWDRIVER
Document Type and Number:
Japanese Patent JP3954323
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To retard a cam-out phenomenon in any situation at screw driving.
SOLUTION: Engaging projections 12 are provided with a rake angle inclined forward on the point side and backward on the base side in relation to an axis 14 of a shank part 11 when the axis 14 of the shank part 11 and an axis 14 of a screw 15 are aligned and the engaging projections 12 are engaged in engaging recesses 16 and turned in a screw driving direction.
Inventors:
Kenji Fujiki
Hitoshi Mochida
Hitoshi Mochida
Application Number:
JP2001153159A
Publication Date:
August 08, 2007
Filing Date:
May 22, 2001
Export Citation:
Assignee:
Omi Seiki Co., Ltd.
International Classes:
B25B15/00; (IPC1-7): B25B15/00
Domestic Patent References:
| JP34013817Y1 | ||||
| JP2001269873A | ||||
| JP50002663A | ||||
| JP60116912A |
Attorney, Agent or Firm:
Izawa Kou
Izawa Miki
Izawa Miki