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A haircutting appliance comprises an enclosed housing having a hollow handle connecting the housing to a vacuum source to carry away cut hairs from a subject's head.
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| Number | Title | Issue Date |
| 8016261 | Safety air valve of a receiving bag A safety air valve of a receiving bag includes an upper valve body, a valve seat and a valve gate. The upper valve body is installed inside the receiving bag. A first thread is formed at the protrusion stayed closely to the interior of the receiving bag. The first t... | 09/13/2011 |
| 7552907 | One way valve for fluid evacuation from a container The present invention provides a container assembly having: (1) a flexible wall defining fluid tight chamber; (2) a valve body attached to the flexible; (3) a plunger associated with the valve body and moveable with respect to the valve body from a first position to... | 06/30/2009 |
| 7513481 | One way valve The present invention is to provide one-way valve of a sealed bag to expel the dead air out from the bag with a preferred air-tight effect. The one-way valve comprises a valve seat, a diaphragm mounted inside the valve seat, the diaphragm is also in linear contact w... | 04/07/2009 |
| 7475864 | Deflation valve for compression bag and compression bag equipped with the deflation valve A deflation valve for a compression bag comprising a base 2, a cover 3, and a valve body 4, the base 2 serving as a deflation opening 22 that communicates the inside and outside of the bag, the cover being provided with a through h... | 01/13/2009 |
| 7398953 | One way valve for fluid evacuation from a container The present invention provides a one way valve having a valve body, a wall, a fluid inlet, and a fluid outlet. The valve has a plunger which is moveable with respect to the valve body from a first position to a second position. The valve also has a diaphragm positio... | 07/15/2008 |
| 7380767 | Valve A valve comprises a housing (1) having an inlet (4) and an outlet (5), and a pressure sensing port (8). A piston (6) slides in a part (3) of the housing (1) in response to a difference between a first fluid pressure a... | 06/03/2008 |
| 7370664 | Flow control device A flow control device having a control member for forming a seal with another part of the flow control device. The control member having a base material and a portion or surface that is a softer or more deformable than the base material or the portion of the control... | 05/13/2008 |
| 7322558 | Non-refillable valve A non-refillable valve is provided that allows for an initial filling of a container, but prevents subsequent refilling of the container. In one embodiment, the valve includes a valve core having a retaining means for maintaining the valve core in an open or non-sea... | 01/29/2008 |
| 7278445 | Shoe having an inflatable bladder An article of footwear including a sole and an upper with an exterior and interior surface, and one or more bladders which comprises at least one of the exterior or interior surfaces of the upper. The article of footwear also includes a inflation mechanism located u... | 10/09/2007 |
| 7273065 | Inflation/deflation valve for cargo dunnage A valve assembly for a dunnage bag wherein in the valve body a valve diaphragm is mounted on a shaft and is supported by a mounting bar such that the valve diaphragm may be reciprocally moved from the closed position to the open position by a simple axial push on th... | 09/25/2007 |
| 7232108 | Exhaust valve for a bag An exhaust valve for a bag comprising a valve body having an exhaust opening communicating with a part between the inner and outer surfaces of the bag, a lid body detachably fitted to the valve body having a suction opening, a valve plate arranged above the upper en... | 06/19/2007 |
| 7219850 | Mechanical valve assembly A water spray nozzle assembly includes an internal channel that is sealable by an internal valve having a seat and a disc. A tilting member is operable to tilt the disc at least partially off of the seat, allowing water to flow through the internal channel. The disc... | 05/22/2007 |
| 7182312 | Replaceable outlet on a cylinder valve A valve assembly having a body and a removable outlet adaptor with an anti-rotation device structured to resist rotation and movement of the removable outlet adaptor during installation and/or removal. The anti-rotation device has a first component on the removable ... | 02/27/2007 |
| 7124770 | Shear mechanism for backpressure relief in a choke valve The present invention relates to a mechanism for preventing damage to the actuator of a hydraulic choke valve in the event of excessive backpressure on the outlet of the choke. The backpressure relief device is applicable to a choke valve which meters flow from a hi... | 10/24/2006 |
| 7124774 | Control valve A control valve for regulating flow of fluids passing through the valve. The control valve includes a body with an inlet, an outlet and a passageway through which the fluid passes from the inlet to the outlet. The control valve also includes a displaceable column pr... | 10/24/2006 |
| 7121302 | Air tap assembly An air tap assembly includes a mounting seat, a connecting member, a stop member, and an end cap. Thus, the stop plate of the stop member prevents the air from flowing back into the vent holes of the second pivot portion of the connecting member, so that the air tap... | 10/17/2006 |
| 7077384 | Integrated post-guided seat ring assembly A control valve having a seat ring assembly constructed from a unitary piece of material is disclosed. The seat ring assembly may include a base which serves as a valve seat for the valve plug of the valve, and which includes a plurality of exterior threads adapted ... | 07/18/2006 |
| 7055794 | Air suction valve for storage bag An air suction valve for storage bag includes a body, a flat valve, a control knob and a lid; the body containing an air duct, a port below the air duct to be closed by the plate valve; the control knob being provided on the plate valve to engage longitudinal displa... | 06/06/2006 |
| 7028500 | Indoor unit for air conditioner Disclosed is an indoor unit for an air conditioner to improve convenience in carriage and installation. The indoor unit includes: a heat exchanger for performing heat exchange; a drain pan for draining condensed water generated while the heat exchanger operates; a c... | 04/18/2006 |
| 7028712 | Skirt guided globe valve A skirt guided control valve provides streamlined flow and minimum resistance to flow in flow up and flow down conditions when the valve is open. The skirt guided control valve has a fluid inlet, a fluid outlet, a passageway disposed between the fluid inlet and flui... | 04/18/2006 |
| 7024852 | Multi-purpose valve In an electrical multi-purpose valve for supplying secondary air into an exhaust system of an internal combustion engine, in which a power-actuated closing member controls a valve orifice in a passage between an inlet from an air supply line and an outlet to the exh... | 04/11/2006 |
| 7007493 | Front-end integral air-conditioning unit A sub-unit for a vehicle air conditioning system is shipped with a condenser, chiller and fluid lines. Snap together couplings are placed on free ends of the fluid lines whereby the sub-unit can be pre-charged, shipped, installed into the front end of a vehicle engi... | 03/07/2006 |
| 6994115 | Thermally actuated microvalve device A microvalve having a generally planar plate valve body defining a chamber and a plate valve member movable in the chamber about a pivot axis that is perpendicular to the valve body to control the flow of a fluid through the valve body. The plate valve member define... | 02/07/2006 |
| 6986360 | Valve for inflatable objects A self-sealing valve comprises a valve housing having a fluid conduit, a valve seat, a flexible diaphragm and a support member. The valve housing is configured to pass fluid through the fluid conduit. The flexible diaphragm provides a self-seal of the fluid conduit,... | 01/17/2006 |
| 6957799 | Valve for a non-refillable pressurized container A valve for a pressurized container includes a valve housing having a central bore and a port in the for connection of a nozzle. Preferably, the valve has a unidirectional stepped valve housing. In the housing is a central bore that includes an upper portion, lower ... | 10/25/2005 |
| 6929238 | Electric motor actuated stop and self-closing check valve An electric motor actuated stop/check valve for industrial use such as liquid pumping systems which has a controlled opening and closing rate when liquid flow is in a forward direction but closes quickly upon reverse flow of liquid with no action from the electric m... | 08/16/2005 |
| 6921378 | Anti-reflux drainage devices and methods An anti-reflux drainage device includes an elongated member defining a lumen, and a valve disposed along the elongated member. The valve can include one or more lumens in fluid connection with the lumen of the elongated member, a socket, a shaft disposed in the sock... | 07/26/2005 |
| 6808159 | Non-refillable valve A nonrefillable valve is provided that allows for an initial filling of a container, but prevents subsequent refilling of the container. The valve operating assembly includes a valve stem and a valve core which is slidably received in the distal end of the valve ste... | 10/26/2004 |
| 6755208 | Valve for inflatable objects A self-sealing valve for controlling the volume of fluid within an inflatable device. The valve includes a housing having a fluid conduit, a valve seat and a valve assembly that selectively seals the fluid conduit to provide a self-seal. The valve assembly includes ... | 06/29/2004 |
| 6619325 | Hydraulic hybrid accumulator shut-off valve A hydraulic accumulator is equipped with a novel shut-off valve. The shut off-valve includes a valve body having a cylindrical hollow with a valve seat surrounding one end. The main piston including a piston head has a central opening and is slidably moun... | 09/16/2003 |
| 6595486 | Non-refillable valve A nonrefillable valve is provided that allows for an initial filling of a container, but prevents subsequent refilling of the container. The valve operating assembly includes a valve stem and a valve core which is slidably received in the distal end of th... | 07/22/2003 |
| 6554591 | Micropump including ball check valve utilizing ceramic technology and method of fabrication A multilayer ceramic micropump including a monolithic ceramic package formed of a plurality of ceramic layers defining therein an integrated first ball check valve, and a second ball check valve in microfluidic communication with the first ball check valv... | 04/29/2003 |
| 6508264 | Valve for inflatable objects A self-sealing valve is used to fill, empty, and control the volume of fluid within an inflatable device. The valve includes a housing having a fluid inlet, a valve seat and a valve assembly that selectively covers the fluid inlet to provide a self-seal. ... | 01/21/2003 |
| 6453667 | Air control valve and method for engine exhaust gas treatment Various embodiments of air control valves are disclosed. Each has a mechanism, controlled by a solenoid and by the difference between fluid pressure at its inlet and fluid pressure at its outlet, for allowing communication between an air pump and an exhau... | 09/24/2002 |
| 6409146 | Check valve arrangement for a diagnostic test point The invention provides a check valve for a test point for taking pressure measurements or fluid samples in a pressurized fluid system, said check valve including a housing having a bore and a movable valve body located in said bore, one end of said housin... | 06/25/2002 |
| 6237621 | Valve for inflatable objects A self sealing valve includes a diaphragm (602) positioned within a valve housing (606) by a movable hanger arm (610) which suspends the diaphragm from a mounting point (612) in the center of an air inlet (614). The hanger arm (610) is a rotating diaphrag... | 05/29/2001 |
| 6149125 | Positively controlled ball valve A positively controlled ball valve for flowing fluids, in particular water, for instance for use in snow making machines. The valve includes a valve housing (1) having a flow passageway (3) for the water (7), a valve seat (9) arranged in the flow passagew... | 11/21/2000 |
| 6126409 | Integral housing unit having a lockdown check valve and a pressure relief valve for a submersible pump and method of assembling the same A manifold assembly includes a housing unit which has a check valve assembly and a pressure relief valve assembly formed in one integral unit. When the check valve is in a closed position, the dispensing line is sealed off from the pumping assembly. In ad... | 10/03/2000 |
| 6036169 | Self alignable threaded cap and threaded pressure relief valve An improved capping mechanism which self-aligns as it is tightened irregardless of alignment at the initiation of capping. The capping mechanism being for use with any valve such a pressure relief valve with an outlet including radial vents. The valve bod... | 03/14/2000 |
| 5890513 | Non-wearing washer for fluid valve A non-wearing washer for fluid valve is non-fixedly mounted between washer retainer means disposed at a bottom end of a valve stem and the valve seat. The washer is retained in its operative position by configuring its top end to non-fixedly engage the wa... | 04/06/1999 |
