Class 4/286 - STRAINER, STOPPER, PLUG OR CLOSURE

Subclass of Class 4 - Baths, closets, sinks, and spittoons
Definition: The miscellaneous subclass for strainers, closures and stoppers,
No. of patents: 145
Last issue date: 12/21/2010

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Number	Title	Issue Date
7854029	Water drain assembly A water drain assembly includes an embedding ring and a seal washer, such that when a force is applied to press onto a water drain body, the deformation of hooks disposed at a lower edge of the embedding ring latches the edge of a drain through hole to abut the wate...	12/21/2010
7467425	Drain cover and associated methods A drain cover may include a base, a medial member extending upwardly from the base, an outer peripheral sidewall extending upwardly from the base, and a collar extending outwardly from the outer peripheral sidewall. The base may have a medial portion, an outer perip...	12/23/2008
7290295	Captive drain plug assembly A captive drain plug assembly is securely attached to a drain trap and has a mounting anchor mounted inside the drain trap, a sleeve mounted slidably on the mounting anchor and a decorative stopper attached to the sleeve. When the drain plug is used, the decorative ...	11/06/2007
7246386	Waste outlet assembly The present invention relates to a waste outlet assembly, in particular a waste outlet assembly for a urinal of the type commonly found in men's lavatories. There is described an elongate cylindrical insert having an operatively upper end and an operatively lower en...	07/24/2007
7234894	Storm drain basin gate system An automatically openable and closeable gate system that will find primary use with the street curb opening to a catch basin or vault of a storm drain system, and for other similar openings, the system having a gate which during dry and low-flow water drainage situa...	06/26/2007
7213274	Assembly for mounting shower or bath insert, insert assembly, and method of mounting insert assembly An insert assembly for mounting in a shower or bath comprises a retaining ring comprising an engaging structure and an integral retaining flange, and having a retaining ring opening having an internal surface with retaining ring threads; a drain plug comprising a co...	05/08/2007
7178179	Anti-entrapment drain A drain for swimming pools, spas, whirlpool baths, etc., includes a plurality of first orifices in communication with corresponding serpentine passageways to minimize hair or a body part from covering and entering the first orifices to a degree sufficient to entrap ...	02/20/2007
7147000	Covering device for drain A covering device for a drain includes a first cover and a second cover. The first cover defines a plurality of openings. The second cover defines a plurality of openings corresponding to the openings of the first cover. The second cover is rotationally connected to...	12/12/2006
7131150	Device to assist P-trap drainage The device is a molded, chemically-resistant-plastic cylinder consisting of a top rail, a bottom rail, four equally spaced quadrant side bars and four tapered helicoidally twisted directional vanes. Vanes are tapered from top to bottom so as not to collect debris.	11/07/2006
7121228	Animal waste disposing assembly An animal waste disposing assembly includes a base that has a top side, a bottom side and a peripheral edge extending between the top and bottom sides. The base has a threaded opening extending therethrough. A cylindrically shaped post is attached to and extends awa...	10/17/2006
7122117	Self-cleaning composite deck drain A self-cleaning composite deck drain apparatus which includes a removable top part having a top grating surface for receiving waste liquid and a trap for catching particulate matter from the liquid at a lower end. The drain apparatus further includes a bottom part h...	10/17/2006
7096516	Alarming plumbing screen A plumbing screen is provided having an annular seal that is adapted to fittingly conform to the internal surface of a toilet drain. The annular seal circumscribes a central screen that provides free fluid communication down the toilet drain but provides physical im...	08/29/2006
7089607	Pool drain assembly with annular inlet The swimming pool floor or spa floor drain assembly of the present invention includes a drain body having a mouth positionable in proximity to the pool wall to serve as a fluid flow inlet, a spaced apart fluid flow outlet positionable below the mouth and a sidewall ...	08/15/2006
7065924	Downpipe connector system A downpipe connector system is disclosed. The system having a downpipe connector for attachment to a channel in a canale. The connector has a first portion with an upstanding wall and a floor from which the floor extends. A tubular extension projects from the floor ...	06/27/2006
7056057	Fluid flows control apparatus and method of use A fluid flows control apparatus includes an elongate stocking having a flexible cylindrical sidewall. The sidewall has plural apertures of a shape and placement in the sidewall as to cover a majority of the surface area and to enable the sidewall to expand radially ...	06/06/2006
7013500	Strainer A strainer includes a water collector on an upper side, and a tube coupled on the bottom of the water collector. The tube has flutes formed on the inner wall. An extendable rod is housed in the tube and has lugs on the periphery to slide in the flutes. A latch membe...	03/21/2006
6938279	Drain plug A container having an opening that extends through the container. The outer surface of the container includes a tapered section located within the opening. The tapered section extends from the bottom of the container towards the inner surface of the container. A plu...	09/06/2005
6925964	Pet drain and capture device An apparatus (10) and a device (30) are provided for catching pet hair during the process of bathing a pet in a bathtub (12) or sink-like structure. Typically the apparatus (10) is comprised of a net (18) having a selected mesh siz...	08/09/2005
6920653	Disinfectant delivery chamber for use in whirlpool bath An inventive suction cover for a whirlpool bath includes a rearwardly extending disinfectant chamber. The disinfectant chamber is filled with a supply of a disinfectant. As the whirlpool is operated, water is drawn into the disinfectant chamber and mixes with the di...	07/26/2005
6880179	Sink stopper A sink stopper is provided for a sink body having a base formed with a drain hole, and includes a strainer, an operating device and a closure member. The strainer is mounted on the base, and has a perforated strainer wall disposed in the drain hole. The operating de...	04/19/2005
6859950	Apparatus and methods for drain strainer assembly installation and maintenance Apparatus and methods for drain strainer installation and maintenance are disclosed. In one embodiment, a drain strainer assembly includes a housing having an interior chamber and defines an opening leading to the interior chamber. Inlet and outlet ports are dispose...	03/01/2005
6763533	Sink drainage system and method A coupling system for securing a sink to a drain pipe. The coupling system of the present invention can include a support member and a flange connector. The flange connector can be coupled to the support member about opposite surfaces of a sink. The support member c...	07/20/2004
6756151	Unidirectional draining device A draining device including a threaded portion, the threaded portion depending outwardly from an annular portion and having an inner opening in fluid communication with a pair of openings in the annular portion, where said pair of openings provides a pathway for dra...	06/29/2004
6687925	Load resistant floor drain assembly A floor drain assembly includes a barrel assembly having a radially outwardly flared drain area surrounded by an outer ledge for supporting the outer periphery of a grate covering the drain area. Radially inwardly of the ledge are a plurality of supports ...	02/10/2004
6668390	Debris recovery for drainage system A debris recovery device for drainage systems that includes a shaft with a peripheral wall. A basket made out of a meshed material has a spring loaded hingedly mounted bottom wall that is partially opened when it carries a load of a predetermined weight. ...	12/30/2003
6637464	Hydrostatic test cap A test cap (10) for use with a building drain (102) to allow hydrostatic testing of the building drain. The test cap includes an end wall (12) with a sidewall (14) extending around the perimeter of the end wall. The top side (12A) of the end wall is provi...	10/28/2003
6601242	Flexible sink strainer and stopper A combination flexible strainer and plug for use in conjunction with a drain opening of a plumbing fixture. The strainer comprising a substantially cylindrical portion constructed and arranged to extendingly engage the drain opening. The strainer having a...	08/05/2003
6588029	Safety drain guard for swimming pools and spas A safety cover for swimming pool drains for dispersing suction pressure and preventing a person's hair or other body parts from becoming entangled and otherwise preventing injury or death. A generally dome-shaped drain cover is removably affixed to a new ...	07/08/2003
6567996	Drain lock A lock for holding a drain screen in place on the end of a drainpipe has a bolt passing through the screen and screwed into a lateral bore of a cross brace within the drainpipe. The cross brace has an elongated body with a longitudinal bore having left an...	05/27/2003
6553583	Stop valve for basin or sewer A stop valve device includes a container having an outlet opening, a valve controlled to open and to close the outlet opening of the container. A casing is received in the outlet opening of the container and includes a number of orifices for filtering pur...	04/29/2003
6487729	Hair trap for drains and sinks A helically-shaped hair trapping mechanism for drains is presented, which is a trapping mechanism that can be placed in a variety of drain sizes and shapes. The trap can be easily removed and cleaned or discarded and will fit in pop-up, plunger, or push-p...	12/03/2002
6453482	Safety drain guard for swimming pools and spas A safety cover for swimming pool drains for dispersing suction pressure and preventing a person's hair or other body parts from becoming entangled and otherwise preventing injury or death. A generally dome-shaped drain cover is removably affixed to a new ...	09/24/2002
6442770	Shutoff assembly A shutoff assembly includes a main body, a drain cover, a plugging device, and a shutoff cap. The plugging device is disposed in a through hole of the main body and connected to a drain opening coupler. A sliding path is formed in a side recessed slot on ...	09/03/2002
6381775	Adjustable floor drain apparatus An adjustable drain apparatus includes a drain base received within a floor. A flange is coupled to the drain base. A ring is disposed in a flange cavity and selectively movable therein. A grate is coupled to the ring. At least one retainer is coupled to ...	05/07/2002
6367102	Drain assembly with installation aid stopper guide A drain assembly mountable in a drain opening of a wash basin includes a movable stopper guide that can be used during installation to align the drain flange to the drain body from above the sink. The stopper guide supports at an upper end a stopper for c...	04/09/2002
6338168	Weight core drain covering system A drain covering system for preventing water from going down the drain. The drain covering system includes a basin that has a drain and a drain covering member that includes an outer covering and a weighted core. The drain covering member is positionable ...	01/15/2002
6330724	Drain cover locking device A drain cover locking device which fits into a drain pipe for the purpose of receiving and holding in place a standard drain cover. In general, the locking device is made of a solid generally rectangular piece of bar material, usually of metal, with one h...	12/18/2001
6314590	Drainage device A drainage device (1) for a waste water outlet (12) includes an outer tubular member (102) adapted to fit within the waste water outlet (12). An inner tubular member (103) is located within the outer tubular member (102). The interior of the inner tubular...	11/13/2001
6269495	Adjustable floor drain apparatus An adjustable drain apparatus to be positioned with a floor therearound. The drain has a drain channel, having an upper end to receive fluid, and a lower end to expel the fluid. The drain also has a base, positioned proximate to the drain channel, having ...	08/07/2001
6263518	Drain strainer An apparatus for straining fluid flow in a drainpipe, including a cylindrical body having a sidewall terminating with an integral closed end providing a means for engaging a drain plate, and, in opposition, an open end providing an integral uniform periph...	07/24/2001

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Class 4/286 - STRAINER, STOPPER, PLUG OR CLOSURE