Patents Assigned to DLP Limited
  • Patent number: 8181287
    Abstract: A shower tray (10) comprising a trimmable edge (26) for trimming a dimension of the tray to fit a given area, a waste water gully (28) which extends from the trimmable edge (26) and which includes a gully fall (32) in a direction away from the trimmable edge (26), and a waste water surface (30) which extends with the gully (28) from the trimmable edge (26). The waste water surface (30) has a waste water surface fall (34) which is parallel or substantially parallel to the trimmable edge (26) and which leads into the gully (28). As a result of the waste water surface fall (34) and the gully fall (32), a two stage water runoff arrangement is provided.
    Type: Grant
    Filed: September 20, 2005
    Date of Patent: May 22, 2012
    Assignee: DLP Limited
    Inventor: Mark Ian Luxton
  • Patent number: 8150245
    Abstract: An electric shower water heater unit for connection to a water supply and a mains electricity supply comprises a housing having a shower water outlet to which a shower hose is connectable; an electric water heater housed in the housing and fluidly connectable to a water supply outlet of the water supply and electrically connectable to the mains electricity supply, the electric water heater supplying water to the shower water outlet of the housing; a user-operable controller (20) for controlling a temperature and a flow rate of water supplied to the shower water outlet of the housing, and a control circuit which is housed in the housing and which controls the electric water heater based on inputs received from the user-operable controller (20). The user-operable controller includes a touch-pressure sensitive element (40, 49) for pressing by a user and which is in communication with the control circuit.
    Type: Grant
    Filed: March 15, 2007
    Date of Patent: April 3, 2012
    Assignee: DLP Limited
    Inventors: Robert William Stimpson, Yanchun Wang, James Edward Self, Graham Jones
  • Publication number: 20120051868
    Abstract: A splayable fastening device comprises a fastener engagable element having a screw-threaded element, at least one flexibly springable arm member which is at least in part wrapable about a screw-threaded axis of the screw-threaded element, and a retainer for retaining the said flexibly springable arm member in its wrapped or coiled condition. The retainer is movable relative to the flexibly springable arm member whereby the flexibly springable arm member is unfurlable in a clockwise or anticlockwise direction. A method of fastening to a hollow wall using such a splayable fastening device is also provided.
    Type: Application
    Filed: September 1, 2010
    Publication date: March 1, 2012
    Applicant: DLP Limited
    Inventor: Robert William STIMPSON
  • Patent number: 8096002
    Abstract: A height-adjustable shower waste for a bathroom floor having a non-flexible waterproof floor covering material, the shower waste comprising a waste body (12) for mounting in the bathroom floor and having a base (20), one or more sides extending from the base (20), a waste water inlet (26), and a waste water outlet (30) connected or connectable to a drain; a cover support element (16) on which a cover element (18) is or can be provided to cover the waste water inlet (26); distance setting means (54, 66) for selectively setting a distance between an in use upper edge of the cover support element (16) and the waste body (12); and retaining means (90, 104) for positively retaining the cover support element (16) at the said set distance. A method and an adapter device are also provided.
    Type: Grant
    Filed: June 7, 2007
    Date of Patent: January 17, 2012
    Assignee: DLP Limited
    Inventors: Robert William Stimpson, James Edward Self
  • Patent number: 8096001
    Abstract: A pumped drainage apparatus for a shower includes a waste water unit, a waste water inlet for accepting waste water runoff from a shower, a waste water outlet in fluid communication with the waste water inlet, a pump in fluid communication with the waste water unit, a sensing circuit including one or more sensors for sensing waste water, and a control circuit for controlling and varying a flow rate of the pump based on an output of the sensing circuit. The sensors may be isolated to prevent contact with waste water while the apparatus is in use. A variable flow control device for the pumped drainage apparatus is also provided.
    Type: Grant
    Filed: March 13, 2006
    Date of Patent: January 17, 2012
    Assignee: DLP Limited
    Inventor: Robert William Stimpson
  • Publication number: 20110308006
    Abstract: Pumped shower apparatus (10) comprises a shower head (14) for discharging shower water, a showering surface (16) below the shower head (14), a drain unit (18) at the showering surface (16) for receiving runoff shower water, a pump (20) for moving water from the drain unit (18) to a drain (22), and water-noise monitoring and control apparatus for optimising the speed of the pump (20) whilst eliminating or reducing water noise from, at or adjacent to the drain unit (18). The water-noise monitoring and control apparatus includes water-noise monitoring means (24, 48) for monitoring water noise from, at or adjacent to a drain unit (18) of the shower installation, and a controller (26) for automatically controlling a pump (20) of the shower installation based on an output of the water-noise monitoring means (24, 48).
    Type: Application
    Filed: January 25, 2010
    Publication date: December 22, 2011
    Applicant: DLP Limited
    Inventors: Robert William Stimpson, Ian Douglas Felmeri
  • Patent number: 8037556
    Abstract: A shower cubicle panel comprises a main panel element (14) of composite construction with at least two layers of different material, and means for interconnecting the cubicle panel (10) to an adjacent panel (10) and a shower tray (80). A connector for adjacent shower cubicle panels comprises a first part (36), a second part (38). The first part (36) has a first elongate channel portion (22b) for receiving an edge of a first shower cubicle panel, and a male connector portion (42). The second part (38) has a second elongate channel portion (22b) for receiving an edge of a second shower cubicle panel, and a female connector portion (50) substantially complementarily shaped to receive the male connector portion (42). A sealing element (40) is interposable between the first and second parts (36, 38) for preventing their disengagement.
    Type: Grant
    Filed: June 24, 2005
    Date of Patent: October 18, 2011
    Assignee: DLP Limited
    Inventors: Graham Robin Lock, Robert William Stimpson, James Self
  • Patent number: 8015912
    Abstract: A diaphragm pump for a pumped shower waste, comprises a diaphragm housing (12), a diaphragm (34) removably held in the diaphragm housing (12), an openable cover (16) on the diaphragm housing (12) for accessing the diaphragm (34), an electric motor (14), a connecting member (40) positioned in the diaphragm housing (12) and movable by the electric motor (14), and a non-screw-threaded twist and lock fastener (62) which releasably engages the diaphragm (34) with the connecting member (40). The diaphragm (34) can thus be disengaged and removed from the connecting member (40) without the use of a screwdriver.
    Type: Grant
    Filed: November 2, 2006
    Date of Patent: September 13, 2011
    Assignee: DLP Limited
    Inventors: Robert William Stimpson, Yanchun Wang
  • Patent number: 8006325
    Abstract: A pumped shower drain system (10) comprises a shower base (12), a waste water unit (14) provided on the shower base (12) and having a waste water inlet (28) and a waste water outlet (30), and a reciprocating water pump (20) for pumping water from the waste water unit (14) to a drain (22). The reciprocating water pump (20) includes: a pump housing (40) having a pump inlet (48) in liquid communication with the waste water outlet (30) of the waste water unit (14), and a pump outlet (50) in liquid communication with the drain (22); first and second inlet valve seals (56, 58) in spaced relationship; and first and second outlet valve seals (84, 86) in spaced relationship. Each set of inlet and outlet valve seals comprise different kinds of valve seals from each other, and are independently closable to close the pump inlet or outlet. Preferably, the inlet valve seals and/or the outlet valve seals have different modes of operation.
    Type: Grant
    Filed: July 16, 2007
    Date of Patent: August 30, 2011
    Assignee: DLP Limited
    Inventors: Robert William Stimpson, Graham Robin Lock, James Edward Self
  • Patent number: 7975328
    Abstract: An upward discharge waste device for a shower tray, comprises a hollow housing having a waste water inlet, a waste water outlet and a flow-channel for waste water between the waste water inlet and the waste water outlet; and a mounting element for mounting the waste device over a waste outlet of the shower tray. The flow-channel has a non-uniform transverse cross-sectional shape along the longitudinal extent from the waste water inlet and towards the waste water outlet, but has a uniform or substantially uniform transverse cross-sectional area along the longitudinal extent. A shower tray having the waste device is also provided.
    Type: Grant
    Filed: March 21, 2007
    Date of Patent: July 12, 2011
    Assignee: DLP Limited
    Inventors: Graham Robin Lock, Robert William Stimpson, James Edward Self
  • Patent number: 7963613
    Abstract: A padded shower seat for use when showering, the shower seat comprising a seat element having one or more openings therein, and a padded element engaged with the seat element, the padded element including one or more integrally formed projections push-fit received in a respective said opening and at least one reinforcing element associated with at least one said projection for preventing or inhibiting unintentional disengagement of the padded element from the seat element, or damage to the padded element, during lateral urging of the padded element parallel to the seat element. A water-resistant padded element and a reinforcing element are also provided.
    Type: Grant
    Filed: January 25, 2008
    Date of Patent: June 21, 2011
    Assignee: DLP Limited
    Inventor: Ian Felmeri
  • Patent number: 7942653
    Abstract: An electric shower-waste pump and control unit for pumping run-off shower water from a waste outlet to a drain, the unit comprising a housing having a first chamber and a separate second chamber which is water-tightly sealable, a removable housing cover for closing the housing, an electric pump provided in the first chamber, electronic control circuitry provided in the second chamber, and a removable second chamber cover for water-tightly sealing the second chamber against ingress of water leakage from the pump.
    Type: Grant
    Filed: January 25, 2008
    Date of Patent: May 17, 2011
    Assignee: DLP Limited
    Inventors: Robert William Stimpson, Ian Felmeri, Yanchun Wang
  • Patent number: 7937785
    Abstract: A pumped shower draining device for a shower installation, comprises a housing having a waste water inlet and a waste water outlet, a pump element provided within the housing, a pump driving device for driving the pump element, and a variable-engagement clutch for providing variable driving engagement between the pump driving device and the pump element. An amount of engagement imparted by the in use clutch is determined by an amount of waste water flowing from a shower unit of the shower installation. Preferably, the clutch is self-regulating, so that the amount of engagement is determined by an amount of water in or at the clutch.
    Type: Grant
    Filed: March 12, 2008
    Date of Patent: May 10, 2011
    Assignee: DLP Limited
    Inventors: Robert William Stimpson, Ian Felmeri
  • Publication number: 20110088160
    Abstract: A former 1 is provided for creating a sloping profile for waste-water run off below a waterproof floor covering of a shower area. The former is made of a moulded plastics material, such as from material known as Bulk (or Dough) Moulding Compound or material known as Sheet Moulding Compound, and has sloping surfaces 3 converging to a predefined drainage hole 4 shaped to accept and retain a waste connection and which provides means for engagement of at least one clamping or retaining device for a waterproof floor covering, wherein the perimeter of the former surrounding the hole 4 has a stepped profile to provide at least one annular flange 8 outside the plane of the former within which fastening means are locatable.
    Type: Application
    Filed: October 15, 2009
    Publication date: April 21, 2011
    Applicant: DLP LIMITED
    Inventor: Robert William STIMPSON
  • Publication number: 20110088161
    Abstract: A former 1 is provided for creating a sloping profile for waste-water run off below a waterproof floor covering of a shower area. The former 1 is made of a moulded or cast plastics material and has sloping surfaces 3 converging to define an integral linear drainage trough 6 having upstanding side walls and a base, the base of the trough containing at least one predefined drainage hole 4 for connection to a shower waste. The former may be covered with a flexible waterproof floor covering, the covering being placed between the sides of the trough 6 and a support frame and retained in position by fastening means provided through the frame and trough. A perforated drainage cover 30 is mounted on the support frame and secured thereto by fastening means.
    Type: Application
    Filed: October 15, 2009
    Publication date: April 21, 2011
    Applicant: DLP LIMITED
    Inventor: Robert William STIMPSON
  • Publication number: 20110067769
    Abstract: Waste shower water recycle apparatus is provided for receiving waste shower water from a shower drain outlet. The apparatus comprises a waste shower water inlet for receiving draining waste shower water, a potable water inlet, a drain outlet for liquid communication with a drain, a cistern supply outlet for supplying a toilet cistern, flow control means for controlling the flow of waste shower water from the waste shower water inlet to the drain outlet and to the cistern supply outlet, and for controlling the flow of potable water from the potable water inlet to the cistern supply outlet, and a pump device for moving waste shower water from a drain outlet of a shower to the said waste shower water inlet. Preferably, a cleansing element is provided for cleaning and disinfecting the waste shower water prior to being supplied to the cistern supply outlet.
    Type: Application
    Filed: September 7, 2010
    Publication date: March 24, 2011
    Applicant: DLP Limited
    Inventor: Robert William Stimpson
  • Patent number: 7900294
    Abstract: A shower tray access ramp comprises a ramp part and a transition part selectively attachable to the ramp part. The ramp part has a first edge for connection to a shower tray, a second edge which is opposite the first edge and which is engagable with the transition part, and a ramp portion intermediate the first and second edges. The second edge includes a flange which is spaced from an upper ramp surface of the ramp portion and which is fastenable to a ramp supporting surface. The transition part has a first transition edge which is seatable on the flange of the ramp part, a second transition edge which is opposite the first transition edge and which tapers to or substantially to a point to provide a transition from the ramp supporting surface onto the access ramp, and a transition ramp portion intermediate the first and second transition edges.
    Type: Grant
    Filed: January 24, 2008
    Date of Patent: March 8, 2011
    Assignee: DLP Limited
    Inventors: Mark Ian Luxton, Robert William Stimpson
  • Patent number: D651701
    Type: Grant
    Filed: September 5, 2007
    Date of Patent: January 3, 2012
    Assignee: DLP Limited
    Inventors: Robert William Stimpson, Gary Moore, James Edward Self, Michael Ramsden
  • Patent number: D656229
    Type: Grant
    Filed: January 27, 2011
    Date of Patent: March 20, 2012
    Assignee: DLP Limited
    Inventors: Yanchun Wang, Robert William Stimpson
  • Patent number: D658278
    Type: Grant
    Filed: November 29, 2011
    Date of Patent: April 24, 2012
    Assignee: DLP Limited
    Inventors: Yanchun Wang, Robert William Stimpson