Pressure limiting valve
First Claim
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1. A pressure limiting valve comprising a valve housing having therein a passage opening;
- a valve disk for closing said passage opening;
a rod shaped guide member attached to said valve disk;
first and second means each having a guide passage therein attached to the valve housing for guiding the respective ends of said rod shaped guide member;
an abutment disposed about said rod shaped guide member between and spaced from said first and second means for sliding motion thereon;
a coil spring disposed between said abutment and said valve disk for holding said valve disk against said passage opening;
a setting screw engaging said abutment for adjusting the position of said abutment to determine the operating pressure of the pressure limiting valve; and
means causing said guide member and said abutment to be tilted relative to each other such that said guide member slides within said abutment with friction.
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Abstract
A pressure limiting valve having a valve disk which is pressed against a passage opening by the force of a spring braced against an abutment with the valve disk connected to a guide rod which passes through an opening of the abutment and movable relative thereto, the abutment and the guide rod being tilted relative to each other by means which apply a force eccentrically at the abutment and/or the valve disk.
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Citations
3 Claims
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1. A pressure limiting valve comprising a valve housing having therein a passage opening;
- a valve disk for closing said passage opening;
a rod shaped guide member attached to said valve disk;
first and second means each having a guide passage therein attached to the valve housing for guiding the respective ends of said rod shaped guide member;
an abutment disposed about said rod shaped guide member between and spaced from said first and second means for sliding motion thereon;
a coil spring disposed between said abutment and said valve disk for holding said valve disk against said passage opening;
a setting screw engaging said abutment for adjusting the position of said abutment to determine the operating pressure of the pressure limiting valve; and
means causing said guide member and said abutment to be tilted relative to each other such that said guide member slides within said abutment with friction. - View Dependent Claims (2, 3)
- a valve disk for closing said passage opening;
Specification