Removable spindle for drill heads

Details Removable spindle for drill heads Removable spindle for drill heads

1989-07-19

1990-07-31

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

51266, 409136, 409230, 409231, 408124, B23B 2712, B23Q 504

Patent

active

049446380

ABSTRACT:
The present invention relates to a drill head having removable spindles. The spindles include a shaft adapted for receiving and rotating a drill. The shaft is also removably rotatable with the drilling unit. A mechanism for providing a coolant to the workpiece is coupled with the spindle.

REFERENCES:
patent: 2012047 (1935-08-01), Johnson
patent: 2437605 (1948-03-01), Karge
patent: 2703994 (1955-03-01), Mezey
patent: 2884818 (1959-05-01), Speckin et al.
patent: 3090412 (1963-05-01), Conrad
patent: 3461615 (1969-08-01), Ferguson et al.
patent: 3555963 (1971-01-01), Evans
patent: 3568367 (1971-03-01), Myers
patent: 3765787 (1973-10-01), Hart et al.
patent: 3828479 (1974-08-01), Highberg et al.
patent: 4280775 (1981-07-01), Wood
patent: 4365916 (1982-12-01), Miyakawa
patent: 4579483 (1986-04-01), Padovani
patent: 4867618 (1989-09-01), Brohammer

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