Tool driving or impacting – Impacting devices – Impact transmitting anvil
Patent
1986-05-12
1987-09-01
Kazenske, E. R.
Tool driving or impacting
Impacting devices
Impact transmitting anvil
173133, 175414, B25D 1708
Patent
active
046902260
ABSTRACT:
A hammer drill has clamping jaws which are provided, in addition to clamping surfaces for radial clamping a cylindrical tool shaft, also with additional axially extending guiding surfaces for axially non-rotatably holding and guiding of the tool shaft, and the tool shaft is provided with guiding grooves associated with the clamping jaws.
REFERENCES:
patent: 2956783 (1960-10-01), Landstedt
patent: 3865198 (1975-02-01), Price
patent: 4131165 (1978-12-01), Wanner et al.
Bartmann Klaus
Schnizler Albrecht
Schulz Manfred
Fridie Jr. Willmon
Kazenske E. R.
Metabowerke GmbH & Co.
Striker Michael J.
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