Spring suspension system, in particular for a machine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20020109400A1
SERIAL NO

09918710

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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1. Spring suspension system, in particular for a machine. 2. The invention relates to a spring suspension system, in particular for a machine such as a tractor or the like, with a spring suspension cylinder (10) to which varying load pressures (m) are applied, the piston (12) and rod (14) sides of which suspension cylinder may each be connected to a suspension reservoir (16, 18) by way of a locking device (20) which blocks the spring suspension and with an equalization device (28) which effects equalization of the pressure of the system to the currently prevailing load pressure (m) prior to activation of the spring suspension. Consequently, with the spring suspension system claimed for the invention pressure equalization may be effected between the spring suspension cylinder and the suspension reservoir and in this way uncontrolled movement of the axle when the suspension system is activated may be prevented.

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Patent Owner(s)

Patent OwnerAddress
HYDAC TECHNOLOGY GMBH66280 SULZBACH / SAAR

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Huth, Heinz-Peter Uberherrn, DE 11 38

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