Gear cutting – milling – or planing – Milling – Cutter spindle or spindle support
Reexamination Certificate
2005-01-18
2005-01-18
Cadugan, Erica (Department: 3722)
Gear cutting, milling, or planing
Milling
Cutter spindle or spindle support
C408S23900A, C384S624000, C409S233000, C409S134000
Reexamination Certificate
active
06843623
ABSTRACT:
A high-speed spindle unit for milling and drilling machines. The spindle unit has a spindle housing on the front end portion of which a terminating ring detachably mounted and a rotationally driven tool spindle which is supported in at least a front roller bearing inside the spindle housing, a ring nut being attached to the front end portion of said spindle. Between the terminating ring and the ring nut a pre-dimensioned ring-shaped gap extending in the radial direction is formed, the gap width of the gap being decreasable to zero with increasing axial load acting on the spindle.
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patent: 4657412 (1987-04-01), McLarty et al.
patent: 4815903 (1989-03-01), Skidmore, Sr.
patent: 5779474 (1998-07-01), Gonser
patent: 6367977 (2002-04-01), Kashchenevsky
patent: 3710185 (1988-10-01), None
W. Hörning, Konstruktion von Werkzeugmaschinenlagerungen, FAG, Wälzlagertechnik, pp. 34-45 (1986).
Cadugan Erica
Deckel Maho Pfronten GmbH
The Maxham Firm
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