Hinge bolt modular unit
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United States of America Patent
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Jul 4, 2006
Grant Date -
Jan 20, 2005
app pub date -
Nov 18, 2002
filing date -
Nov 22, 2001
priority date (Note) -
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Abstract
The joint-pin modular unit for articulately connecting a fork-type or stirrup device (1) with a connecting eye embracing a joint pin (8) of the fork-type or stirrup device (1), includes at least one seal (9) provided between the connecting eye and the pin, wherein the joint pin (8) is rotationally guided in bearing bushes (6, 7) of the fork-type or stirrup device (1) and annular seals (9) are arranged between the connecting eye and the bearing bush end faces located adjacent to the connecting eye. The externally located end faces of the pin (8) are closed by covers (10, 11) tightly covering the bearing bushes (6, 7), wherein the surface of the pin is surrounded by a lubricant film and at least one substantially axial bore (13), and a plurality of radial bores (14, 15) leading to the surface of the pin, are provided for the supply of lubricant.
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