Cutting by use of rotating axially moving tool – With means to apply transient – fluent medium to work or product – Including tool with duct
Patent
1998-07-14
1999-11-16
Bishop, Steven C.
Cutting by use of rotating axially moving tool
With means to apply transient, fluent medium to work or product
Including tool with duct
279 20, 279 469, 279 53, 279157, 285113, 408 56, 409136, B23B 5106, B23B 3120
Patent
active
059845953
ABSTRACT:
A tool holder having a holder body, a collet, an intermediate rod, a clamp bolt and a pull stud. The collet and the intermediate rod are integrally connected by screwing. A spacer is mounted to the front end of the holder body and has an opening hole with a diameter nearly matching with the diameter of the shank portion of the cutting tool. In the opening hole, a tapered groove portion with an enlarged diameter portion on the rear and a reduced diameter portion on the front is formed, and in this groove portion, a sealing O-ring is mounted. A cap for holding the spacer is screwed down to the front portion of the holder body, and the cap and the holder body come in pressure-contact at each other's tapered surfaces.
REFERENCES:
patent: 3534776 (1970-10-01), Gilreath
patent: 4815899 (1989-03-01), Regan
patent: 5340127 (1994-08-01), Martin
patent: 5567093 (1996-10-01), Richmond
patent: 5649714 (1997-07-01), Uchida et al.
Bishop Steven C.
MST Corporation
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