Torsional spring

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5020783
SERIAL NO

07459696

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A torsional spring to be secured non-rotating to mutually rotating components at each end. At least two thin-walled piping sections are positioned loosely coaxial and secured together non-rotating at one end, accordingly functioning as a series of resilient sections. There are means of securing them non-rotating to the mutually rotating components at the other end. The spring especially constitutes a torsion bar for a connecting rod that pivots in a bearing mounted stationary in a vehicle and positions either a running wheel or a caterpillar cogwheel at the end remote from the bearing. The piping sections are integrated into each other such that one merges directly into the other at the end where they are secured together non-rotating in a turnback that represents a transition point. The piping sections are preferably made of fiber-reinforced plastic and may have several layers.

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Patent Owner(s)

Patent OwnerAddress
IBP PIETZSCH GMBHHERTZSTRASSE 32-34 D-7505 ETTLINGEN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hartmann, Rudolf Karlsbad-Auerbach, DE 31 298
Schroder, Bernd Bietigheim, DE 10 128
Thate, Helmut Neustadt, DE 2 26

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