Class 251/114 - With pivoted latch

Subclass of Class 251 - Valves and valve actuation
Definition: Devices wherein the latch is a pivoted member.
No. of patents: 29
Last issue date: 06/26/2007

Number	Title	Issue Date
7234679	Gate valve A gate valve has a transfer chamber-side valve element and a process chamber-side valve element connected to a single shaft. A rotary latch pivotably supported on an inner surface of one of the valve element with the rotary latch having a latch surface at a forward ...	06/26/2007
7077162	Valving means for reducing hose line pressure during disconnect The relief valve assembly (10) includes a tube (24) having a circular threaded portion (30) adjacent a first end (28) that rotatbly receives an interconnection means. The tube other end has male threads (34) for connection to a wat...	07/18/2006
6352240	Hydraulic control apparatus for a hospital bed A manifold and valve assembly includes a manifold block having an inlet, an outlet, and a conduit in fluid communication with the inlet and with the outlet. The assembly also includes a valve having a portion movable within the conduit between a first pos...	03/05/2002
6234192	Fluid valve A three position valve suitable for use in a trigger nozzle assembly is disclosed which is suitable for use in kitchen utensil rinsing areas has a valve housing with a bore, a fluid inlet and a fluid outlet. A biased slidable member is positioned in the b...	05/22/2001
6220568	Controlling switch of an atomizer handle Controlling switch structure of an atomizer handle, including a handle main body, a trigger, a stop lever, a long pivot pin, a short pivot pin, a controlling pin, a compression spring and a sealing cap. A top edge of the front end of the main body is disp...	04/24/2001
6155287	Fluid pressure control device with cover for preventing misoperation In a fluid pressure control device such as a solenoid-controlled valve having an operating piece for manual operation which is a selector-type operating piece, a cover for preventing misoperation is attached to the selector-type operating piece. Consequen...	12/05/2000
6112762	Top operated bottom outlet valve assembly A bottom valve assembly is provided for a tank car having a top portion, a bottom portion, and a manway disposed in the top portion. The assembly includes a valve seat disposed in the bottom portion of the tank car and defining an outlet opening and a plu...	09/05/2000
6086045	Tap with safety mechanism A tap attached to one end of a water pipe or a connecting pipe of a water dispenser, and controlling the flow of water or liquid by opening and closing an outlet by the operation of a handle actuated by the leverage, the tap including a body having a shaf...	07/11/2000
5842681	Pivotal hopper tee with alignable swing-away hopper tee assembly A swing-away hopper tee assembly for attachment at the discharge end of a hopper. The hopper tee assembly has a mounting frame for attachment at the discharge opening of the hopper. The mounting frame associates with alignment pins on a bottom side for al...	12/01/1998
5682919	Float controlled valve shut-off assembly An apparatus for shutting off an impact valve being closeable by a latch bar in response to an accumulation of gasoline within a containment box, the apparatus comprising a cam being rotatable about an axis while displacing the latch bar to a closed posit...	11/04/1997
5678606	Water collection and distribution box and method related thereto A water collection and distribution unit is provided for collecting a water stream and dividing the stream into a discharge stream and an outlet stream. The outlet stream has a predetermined desired flow rate. The unit has a box for receiving water, and t...	10/21/1997
5551265	Restraint mechanism for a control lever The connecting linkage between a control lever and a control valve that controls the operation or the manipulation of an implement of a construction machine is often complex and difficult to properly adjust. The present invention provides a restraint mech...	09/03/1996
5487493	Frozen beverage dispensing apparatus Improved frozen beverage dispensing apparatus includes a latch member for inhibiting operation of the dispensing apparatus when the apparatus is in a defrost cycle. The apparatus includes a container for storing a beverage under pressure in at least a par...	01/30/1996
5390768	Manually actuated hydraulic brake device for use with a vehicle surge brake system The present invention involves a hydraulic device for immobilizing the wheel of a stationary trailer. The locking brake is spliced into a brake line of a trailer carrying a surge brake system and allows an individual to manually activate the trailer brake...	02/21/1995
5127439	Sliding plate valve A sliding plate is located across a pipe body to form a sliding plate valve having two positions: a through position and a flush position. In the through position, material flows through the pipe body. In the flush position, the flow of material is divert...	07/07/1992
5083743	Slip thread adjustable in-line valve for sterile fluids A rotatable rigid material valve operator is provided having a threaded shank threadedly engaged within a threaded blind bore formed in a valve member constructed of thermo plastic elastomer having an 80-90 "SHORE" scale durometer hardness and snugly slid...	01/28/1992
5056678	Access port sealing device An access port cover is fitted with a sealing plug that is adapted to fit inside a conduit to provide an occluding seal. The conduit is also fitted with an inner flap that is automatically closed and latched when the cover is closed and latched. In a pref...	10/15/1991
5026021	Flush control assembly for pressure flush valves A flush control assembly for delaying the flush cycle of pressure flush valves for use on plumbing fixtures. The flush control assembly attaches to, and becomes an integral working part of the flush valve and contains a delaying means which is actuated by...	06/25/1991
4686892	Automatic energy saving vent system for air conditioning systems and heating systems Within the vent system of an air conditioning unit or the heating system at least one flap is pivotably mounted such as to be moveable between a closed position blocking flow through the conditioned air vent, and an open position allowing conditioned air ...	08/18/1987
4681167	Apparatus and method for automatically and periodically introducing a fluid into a producing oil well The present invention discloses an apparatus and method for periodically and automatically introducing fluid into a producing well through a tubing drain valve in the production tubing. The apparatus and method of the present invention employ a tubing dra...	07/21/1987
4645007	Tubing drain valve The present invention discloses a tubing drain valve suitable for use in a borehole and a method for operating the disclosed valve. This device is particularly useful in a production pipe string where it provides a convenient apparatus and method for drai...	02/24/1987
4577831	Calibrated handknob assembly A calibrated handknob assembly for use with a valve having a control stem, said assembly having a rising stem with spaced circumferential calibrations, a handknob having circumferentially spaced radial calibrations, a lock ring having an index cooperating...	03/25/1986
4561630	Valve A valve for sealing off pressurized fluid for an extended period comprises, a body defining a passageway, a closure member in said passageway for closing off the latter against fluid flow, a pivotally mounted arm for maintaining the closure member in its ...	12/31/1985
4526055	Lockable control lever arrangement A lockable control lever arrangement in which a pivotally mounted control lever (10) is provided with linkages (12,13,16,17,18,19) for connecting the control lever with one or more functions to be controlled. A locking device (60) is provided for locking ...	07/02/1985
4394873	Fluid valve with compressible channel A fluid valve controls the delivery of fluid through a passageway by employing a novel valve construction in which a channel within the passageway is adjusted both in size and configuration. A resilient, flexible valve element defines the channel, and the...	07/26/1983
4337917	Gas pump holder A device that fits on a gasoline pump nozzle handle for holding the valve open, instead the need of continuously squeezing the handle in a hand; the device, in one design, including a collapsible brace for pressing against the handle....	07/06/1982
4332369	Adjustable in-line intravenous valve with locking mechanism An intravenous flow control valve includes an in-line valving mechanism as opposed to a tube clamp. The mechanism includes an adjustment member and a locking mechanism for selectively locking the adjustment member in place and thereby assure accurate flow...	06/01/1982
4301834	Adjustment method pipelayer control system An adjusting mechanism (92) is provided between a valve spool (62) and a valve actuating lever (26) whereby with the lever (26) locked in a selected position, the mechanism (92) is manipulated to move an element (99) carried by the valve spool (62) into a...	11/24/1981
4007855	Liquid dispenser of the metering type A liquid metering dispenser is actuated by a trigger. The trigger releases a valve rod which is spring actuated to close a fluid pressure inlet, opening the discharge outlet of the dispenser to release a stored measured charge of liquid by operation of a ...	02/15/1977

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Class 251/114 - With pivoted latch