The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 04, 2004

Filed:

Jan. 29, 2002
Applicant:
Inventors:

Tsuyoshi Komine, Hyogo, JP;

Haruaki Kubo, Hyogo, JP;

Assignee:

Big Alpha Co., Inc., Hyogo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B 3/120 ;
U.S. Cl.
CPC ...
B23B 3/120 ;
Abstract

The present invention provides a capped collet and a cap attached to the collet, which are capable of efficiently supplying a cooling fluid to a tool according to the type of the tool held therein, and of performing satisfactory cooling. The capped collet comprises: a collet body a cap which is attached to the top-end side of the collet body in an attachable and detachable manner and which allows the tool to pierce therethrough; and a sealing member placed between a tool holder and the cap in order to hermetically seal a space between them. The collet body has a slot formed at least from the top-end side thereof, and an annular projection which is formed on the top-end side and which is coupled with the cap The cap has an annular groove for coupling with the annular projection of the collet body and a cover for covering the end face of the collet body on the top-end side.


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