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An armor with rollers is provided that enables a user to move in all positions by rolling on a hard and smooth surface while constantly varying his bearing points on the ground.
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| Number | Title | Issue Date |
| 7293578 | Gauge assembly having a stop fill device A gauge assembly includes an indicator for providing an indication of an amount of fluid in a tank and a stop-fill assembly for stopping the flow of fluid flowing into the tank once the fluid reaches a particular level. The gauge assembly has a shaft that rotates as... | 11/13/2007 |
| 7204143 | Liquid level controller An apparatus and methods of using the apparatus are disclosed. Preferably, the apparatus includes at least a fluid level detection portion communicating with a fulcrum that provides at least a first lobe and a second lobe, and a control portion responsive to the fir... | 04/17/2007 |
| 7044165 | Outflow regulator for a gravity-fed liquid outlet An outflow regulator for a gravity-fed liquid outlet of a liquid reservoir comprising a restriction plate mountable within the liquid outlet for limiting a flow rate of an effluent. The restriction plate allows a lower passage for the effluent when a first level of ... | 05/16/2006 |
| 7044077 | Mechanical warning device The mechanical signaling device is used for indicating when contaminates are present in water in a manhole so that the contaminated can be cleaned out of the manhole before the contaminates are released into the environment. The mechanical signaling device has a fla... | 05/16/2006 |
| 6886589 | Float valve The float valve (11) controls water level e.g. in an associated plant pot. A housing (21) has a water inlet (25) with an inlet port (26), a float (31) able to rise and fall with the level of the water in the housing (21), a ... | 05/03/2005 |
| 6539973 | Water pressure-assisted flush valve A flush valve assembly includes a resilient pinch tube disposed in a conduit between a pressurized water source and a toilet flush tank and is pinched closed by a piston disposed in a cylinder formed in a bracket mounted on the conduit. The piston is enga... | 04/01/2003 |
| 6510866 | Ball cock assembly, float assembly for same, and method of controlling liquid level in a tank A float assembly for a ball cock assembly for a flush tank of a toilet includes an inner float component which is a buoyant element operatively connected to a shutoff valve atop a standpipe supplying water to the tank. The inner float component is dispose... | 01/28/2003 |
| 6497246 | Pneumatic snap pilot A snap pilot used to pneumatically energize and de-energize a control device, such as a valve. The pilot has two valves--one to admit pilot pressure, and one to exhaust pressure. The pilot incorporates valves having an elastomeric seal but maintaining the... | 12/24/2002 |
| 6354323 | Liquid level controller An improved liquid level controller is shown having a pneumatic pilot assembly located outside the main controller housing. A filter housing is also located outside the main housing. The controller internal components include a torque bar acted upon by a ... | 03/12/2002 |
| 6240955 | Liquid level controller A liquid level controller is shown having a housing with a rear wall. A shaft has a first end which extends through the rear wall to a liquid displacement member located within a liquid containing vessel. A second end of the shaft joins a pair of opposite... | 06/05/2001 |
| 6123099 | Pinch tube tank level control valve with snap-action shutoff A liquid level control apparatus for a flush tank includes an upstanding fill tube integral at its upper end with a valve housing carrying a flexible resilient pinch tube valve member. The valve housing defines a conduit which communicates with a downward... | 09/26/2000 |
| 5992448 | Liquid level controller A liquid level controller is shown having a housing with a rear wall. A shaft has a first end which extends through the rear wall to a liquid displacement member located within a liquid containing vessel. A second end of the shaft joins a pair of opposite... | 11/30/1999 |
| 5638859 | Float controlled valve A drain valve is disclosed which comprises a float chamber for accumulating a fluid. A float is disposed within the float chamber for fluid level determined movement therein. A pivotable arm is operatively connected to the float. Pilot valve means are pro... | 06/17/1997 |
| 5542448 | Latch attachment preventing chronic leakage An attachment for float operated valves in a water closet of commode is set forth. In the water closet, the rising water on filling moves a floating bulb or ring which is connected with an arm. The adapter of this invention includes a mounting ring for at... | 08/06/1996 |
| 5472012 | Storage tank shutoff valve A valve assembly for automatically shutting off the flow of a pressurized liquid to a storage tank includes a cam that is rotated in response to the level of a liquid in the storage tank. A follower moves a poppet valve axially with a housing as a nonline... | 12/05/1995 |
| 5230361 | Snap action toggle valve actuator assembly A snap action toggle valve actuator assembly for use in a fluid holding tank. Movement of a float or other movable actuating element causes pivotal movement of pivot arm, which compresses a spring. When the float element reaches a predetermined level, the... | 07/27/1993 |
| 5191912 | Liquid level controller Liquid level control apparatus consisting of a valve frame with supply gas throughput through an adjustable orifice post and a float actuated release of orifice post pressure to cause a sharp change in pressure to actuate a pressure-responsive dump valve.... | 03/09/1993 |
| 5080126 | Float controlled valve A float controlled valve has a float chamber for accumulating a fluid, a pivoting float arm having a float mounted on one end thereof for fluid level determined movement within the chamber, a pivotally mounted actuator arm coupled to the float arm by a ma... | 01/14/1992 |
| 4998571 | Overfill valve apparatus An overfill valve apparatus for use in a liquid storage container having a fill pipe includes an upper fill tube and a lower drop tube. A closure valve is positioned intermediate the fill tube and the drop tube. The valve includes a valve head moveable be... | 03/12/1991 |
| 4655244 | Float operated valve A float operated valve is provided with the rise of a float being temporarily prevented by the elastic force of a spring mounted on the valve body. When the buoyant force of the float reaches a predetermined maximum buoyant force as a result of the water ... | 04/07/1987 |
| 4635480 | Density compensating float A density compensating float is used in conjunction with a stop-fill valve for limiting the filling of a tank. The primary application of the density compensating float is for use in LPG tanks. The compensating float includes a portion thereof having grad... | 01/13/1987 |
| 4543973 | Liquid level control apparatus and method A pneumatic liquid level control apparatus and method providing both a snap-actor mode and a throttling mode by rotating a control means on the apparatus. The control means has a reciprocating valve means mounted inside which is operative in the snap-acto... | 10/01/1985 |
| 4483367 | Stop fill valve A direct indicating automatic stop fill valve is mounted to the inlet to an LPG tank whereby inlet ports to the tank volume are covered by a slidably mounted cylinder which is raised through contact with a float/cam arrangement until the tank level reache... | 11/20/1984 |
| 4436109 | Magnetically coupled positive acting level control A liquid level control utilizing magnetic repulsion for raising and lowering a lever for venting or closing a gas pressure supply path to move a valve assembly, in the gas pressure supply path, in a relay-type snap action for opening or closing a valve co... | 03/13/1984 |
| 4313459 | Automatic fill-stop valve Inlet into propane cylinder is covered by sliding sleeve which is raised by a float when the tank level reaches desired level. Float is partly counterbalanced by lift spring and is driven into closed position by hydraulic force when motion is initiated by... | 02/02/1982 |
| 4083661 | Pneumatic sewage ejector A pneumatic sewage ejector includes a tank for holding fluid sewage. When the sewage reaches a predetermined high level in the tank, it is ejected by pressurized air forced into the tank through a valve located inside the tank. The ejection of the fluid i... | 04/11/1978 |
| 3993090 | Automatic valving device In an automatic valving device, the combination comprises a container, an exhaust valve mounted in a lower portion of the container, an arrangement for actuating the exhaust valve, a pilot valve mounted in an upper portion of the container and coupled to ... | 11/23/1976 |
