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Class 251/234 - Adjustable leverage


Subclass of Class 251 - Valves and valve actuation
Definition: Subject matter wherein means are provided for adjusting
No. of patents: 21
Last issue date: 08/14/2007


NumberTitleIssue Date
7255326Single-and-continual shot changeover device for a nailing gun
A single-and-continual shot changeover device for a nailing gun includes a trigger shaft positioned in an interior of a trigger body, a trigger inner member pivotally connected with an intermediate fitting stage of the trigger shaft, which also has two slide shaft s...
08/14/2007
6871833Disc drive shocking station with high speed spool valve actuation
The present invention includes a disc drive shocker having a fast valve which can be moved from a full on position to a full off position within a desired interval of time to impart a shock to a disc drive. The valve is connected to a valve actuator which moves the ...
03/29/2005
6832636Fuel nozzle lever, a fuel nozzle and a method of operating a fuel nozzle
A lever for use with a fuel nozzle having a trigger disposed intermediate a hand piece and a hand guard, the trigger being laterally displaceable toward the hand piece so as to actuate a fuel flow. The lever includes an elongate member having a handle on one end and...
12/21/2004
6550435Variable valve timing adjustable finger follower assembly
A valve timing system for an internal combustion engine having a roller finger follower assembly including a lash adjustment mechanism. The roller finger follower assembly includes a base arm and a roller carriage that may be assembled to each other in a ...
04/22/2003
6439538Pressure variable valve apparatus and set pressure detecting apparatus of the valve apparatus
A pressure variable valve apparatus includes a mover constituted to be embedded in the body and movable linearly in B direction in a main body to change pressure for releasing closure of a valve flow path by a valve element, a fixed magnetic marker provid...
08/27/2002
6391019Valve apparatus and valve system using thereof
A valve apparatus of a valve system includes a long-sized elastic member a base end portion of which is fixed and a front end portion of which is brought into contact with a valve element and a movable member capable of moving in B1 and B2 directions actu...
05/21/2002
6086038Linkage locking device
Apparatus primarily for use in seating and unseating a valve by turning the valve stem between a fully opened and fully closed position. In one form of the invention, a lever arm attached to the valve stem is connected at one corner of a triangular shaped...
07/11/2000
5772181Pivoting valve assembly
An adjustable pivot valve assembly (10) for use in a fluid flow system (S). A valve body (12) has a fluid flow path therethrough and includes an inlet (14), an outlet (16), and a valve orifice (18) formed intermediate the inlet and outlet. A valve seat (2...
06/30/1998
5560389Pressure reducing valve device for a vehicle
A pressure reducing valve device includes an adjusting spring for changing its length by a first screw member and a valve stem rotatable by a second screw member so as to control a spring ratio, and a load sensing reducing valve movable on a bracket so as...
10/01/1996
5549138Changeover valve system
A changeover valve system is provided that is adapted to be secured at one end to a riser from a pressurized piping system and at its opposite end to at least two pressure relieving devices. The changeover valve system includes a body and at least two elb...
08/27/1996
5525301Automated sample extractor or feeder/inoculator for bioreactors and similar equipment
An apparatus for inoculating a sample to or withdrawing a sample from a vessel or conduit includes a body with an internal sample cavity, a valve operating rod movable to open and close an orifice to the sample cavity a coupler to attach the body to a por...
06/11/1996
5040769Cold-weather fuel nozzle attachment
A linkage attachment device is used in cold weather in combination with f and water dispensing nozzles having triggers for opening and closing valves for dispensing liquids and for stopping the flow of liquid, without manual contact by the user with such...
08/20/1991
4573661Multiple schedule valve
A multiple schedule valve including a valve seat and a valve member movable with respect thereto. A lever in the form of a bell crank is connected to the valve member and is movable on a pivot. A first actuator is connected to the lever to pivot the same ...
03/04/1986
4431369Governor control linkage assembly for overspeed protection of turbines during restarting
A governor control linkage assembly to be connected between the governor and a valve to be controlled by the governor such as the inlet valve for a steam turbine upstream from a venturi type safety trip valve therein in one preferred form with Woodward T....
02/14/1984
4348917Control mechanism with adjustable floating cam
The disclosure is of a control mechanism including a rockshaft carried by a support and itself having fixed thereto an upstanding rocker element. A cam is disposed alongside the rocker element, having a lower end formed with an opening that loosely embrac...
09/14/1982
4319714Device for setting a valve
A device for setting the closed position of a valve of the type comprising a lever having a ramp acting on a thrust member of a slidable assembly. Adjustment is effected by adjustment means comprising a cam device interposed between the thrust member and ...
03/16/1982
4258868Limit stop for controlling stopper rod travel in a bottom pour ladle
A ladle for the pouring of a heated molten material such as iron or the like includes a ladle body defining a chamber for holding a heated molten material. There is a bottom pour opening in the chamber and a stopper rod is movable between open and closed ...
03/31/1981
4180243Automatic and manual linear reversion control mechanism
An automatic and manual linear reversion control mechanism for a hydraulic servo actuator assembly is disclosed for linearly transferring control between an automatic (fly by wire) control mechanism and a manual control mechanism. A command select mechani...
12/25/1979
3987813Presettable valve actuator
An actuator is described for a float-type valve, in which a screw and nut assembly is used to preset the position wherein the float arm engages the valve operator....
10/26/1976
3973577Fluid control valves
A fluid control valve has a port means across which a control element, mounted on a lever, is slidable. An input control arm rotates a cam which imparts linearly-related angular movement to a further lever. A roller is engaged between the two levers and i...
08/10/1976
3938935Control systems for gaseous fuel fired appliances
A control unit for a gas-fired appliance comprises a service tap that acts also as a flame failure device. The flame failure device controls gas flow to a gas governor which is an integral part of the unit and associated with the gas governor is a low gas...
02/17/1976
 
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