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Title:
WELDING GUN
Document Type and Number:
WIPO Patent Application WO/2011/136013
Kind Code:
A1
Abstract:
A flange section (12b) protruding in the radial direction of a ball screw shaft (6a) is formed at the lower end of the ball screw shaft (6a), and a protrusion stopper (12a) which makes contact with the flange section (12b) to prevent the ball screw shaft (6a) from protruding out of a rod (7) is formed in a hollow section of the rod (7). A retraction stopper (13a) which makes contact with the lower end (13b) of the ball screw shaft (6a) to limit the retraction of the rod (7) is formed on the lower side of the hollow section of the rod (7).

Inventors:
MATSUMOTO, Koichi (6-1, Hagadai, Hagamachi, Hagagu, Tochigi 95, 〒3213395, JP)
松本　耕一 (〒95 栃木県芳賀郡芳賀町芳賀台６番地１　ホンダエンジニアリング株式会社内 Tochigi, 〒3213395, JP)
KOBAYASHI, Teruaki (6-1, Hagadai, Hagamachi, Hagagu, Tochigi 95, 〒3213395, JP)
Application Number:
JP2011/059027
Publication Date:
November 03, 2011
Filing Date:
April 11, 2011
Export Citation:
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Assignee:
HONDA MOTOR CO., LTD. (1-1 Minami-Aoyama 2-chome, Minato-ku Tokyo, 56, 〒1078556, JP)
本田技研工業株式会社 (〒56 東京都港区南青山二丁目１番１号 Tokyo, 〒1078556, JP)
MATSUMOTO, Koichi (6-1, Hagadai, Hagamachi, Hagagu, Tochigi 95, 〒3213395, JP)
松本　耕一 (〒95 栃木県芳賀郡芳賀町芳賀台６番地１　ホンダエンジニアリング株式会社内 Tochigi, 〒3213395, JP)
International Classes:
B23K11/11
Attorney, Agent or Firm:
SATO & ASSOCIATES (Nishi-Shinjuku Mitsui Building 18F, 24-1, Nishi-Shinjuku 6-chome,,Shinjuku-k, Tokyo 23, 〒1600023, JP)
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Claims:



 
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