Patents
Patents for E03C 1 - Domestic plumbing installations for fresh water or waste water; Sinks (31,130)
05/1991
05/28/1991CA2069427A1 Mouthpiece for a water tapping point
05/23/1991DE4035947A1 Wash basin or sink tap - has main housing with outflow pipe holder, and mixer cartridge
05/23/1991DE3938533A1 Hand-rinsing water tap with sequential automatic control - responds to proximity of hands with timed spray of cleansing agent between outflows of warm water
05/23/1991DE3938466A1 Portable shower tray with base plinth - fits existing toilet pans to make shower cubicle
05/23/1991DE3938381A1 Flushing mechanism with pipe and coupler - has water supply pipe ending above reverse flow level and aligned with down pipe
05/22/1991EP0428318A2 Shower unit
05/22/1991CN2077455U Stinking-proof appliance for floor drain
05/22/1991CN2077454U J-type stinking-proof pipe for drain
05/22/1991CA2030677A1 Bubbly water outlet device
05/21/1991US5016923 Erosion resistant elbow conduit
05/21/1991US5016298 Accessory set for kitchen sinks
05/21/1991US5016297 Sink assembly
05/21/1991CA2030132A1 Self-draining backflow prevention valves
05/16/1991WO1991006716A1 Backflow preventer, especially for fitting in drinking water pipes
05/16/1991WO1991006715A1 Connecting box for fresh water installations
05/16/1991DE4032445A1 Method of supporting drain-pipe on thin wall - has housing which encloses fitting connected to pipe
05/16/1991DE4009708C1 Removing fatty or albuminous deposits from appts. - initial cold rinse used to remove undissolved deposits, undissolved particles sepd. from rinsing water
05/15/1991EP0427678A1 Footsupport on an installation block
05/15/1991CN2076996U Pipe open
05/15/1991CN2076995U Automatic anti-overflowing valve for sewer
05/14/1991US5014942 Means for hygienically positioning an outlet of an appliance indirect drain conduit
05/14/1991US5014749 Mixing valve with decorative faucet
05/08/1991EP0426639A1 Single-handle faucet
05/08/1991DE4034926A1 Producing sink or wash-basin for work-top - by clamping plastics foil in by finger recess of work-top by finger screws attached via fixing pins
05/08/1991DE4034759A1 Water inlet for bath tubes - forms part on handle on bath for safer design
05/08/1991DE4033043A1 Sanitary installation mixing valve - has shoulders on pipe connectors pressed by bolts against flanges allowing full-circle slewing
05/08/1991DE3941106A1 Sanitary-fitting mixing valve - has pipe containing plastics moulding with union and valve sockets
05/08/1991DE3936962A1 Rueckflussverhinderer, insbesondere zum einbau in trinkwasserleitungen Return valve, in particular for installation in drinking water pipes
05/08/1991CN2076578U 地漏 Floor drain
05/08/1991CN2076577U Device for catching food residue in bowl sink
05/08/1991CN1051236A Return preventer in form of check valve
05/07/1991US5012537 Cleaning shield
05/07/1991US5012536 Economic shower
05/02/1991WO1991005970A1 A connector for a shower head
05/01/1991CN2076138U Pipeline cleaning machine with automat
05/01/1991CN2076137U Multipath antioverflow floor drain
05/01/1991CN2076136U Floor sewage gas barrier device
05/01/1991CN2076135U Domestic water-saving trough
04/1991
04/30/1991US5010922 Accessory faucet having quick attaching means
04/24/1991EP0423860A1 Motor-driven sliding device for a water nozzle support
04/24/1991EP0423644A1 A connector for a shower head
04/24/1991CN2075675U Rectangular multi-way drain
04/24/1991CN2075674U High efficient household water saving device
04/23/1991US5009247 Sanitary fitting
04/23/1991CA1283260C Method and apparatus for cleaning a pipe system provided for the operation of baths
04/18/1991WO1991005114A1 Water discharging apparatus
04/17/1991EP0423102A1 Apparatus and method for controlling the operation of a fluid flow control valve in response to the presence of a human body part
04/17/1991EP0422972A1 Wall-module for shower
04/17/1991CN2075223U Great flow floor drain having non-return valve against return of waste water
04/17/1991CN2075222U Closet flushing device by waste water
04/10/1991EP0421520A2 Drain, in particular for bathtubs with hydromassage systems
04/03/1991EP0420221A2 Tube disconnector for aeration and de-aeration of a conduit
04/03/1991CN2074326U 节水水箱 Saving water tank
04/02/1991US5004158 Fluid dispensing and mixing device
04/02/1991US5004119 Drain sealing apparatus
04/02/1991US5004025 Method and apparatus for slowly dispensing a solution for unclogging drains
04/02/1991US5004012 Automatic water shut-off apparatus for building protection
04/02/1991US5003642 Foreign matter trap for shower drain
03/1991
03/28/1991DE3931304A1 Holder for hand-held shower head - has flexible tongues designed to grip curved casing of shower head
03/28/1991DE3931226A1 Bracket for wash-basin or sink - has waste pipe leading from plug via syphon, with sub-structure and cladding panel
03/27/1991EP0418580A1 Dual check valve
03/27/1991CN2073907U Graded water-using device for saving water
03/27/1991CN2073906U Washing trough
03/26/1991CA1282098C Faucet aerator
03/21/1991DE4025196A1 Pipe cleaner for toilets and showers - uses compressed air and pressure vessel with plunger operated by pushbutton
03/20/1991CN2073439U Blinding-proof filter insert for basin
03/19/1991US4999858 Floor drain pipe with improved straining structure
03/12/1991US4998836 A shower stall arrangement
03/12/1991US4998754 Drainpipe joint
03/12/1991US4998673 Spray head for automatic actuation
03/12/1991US4998555 Freely swivelly adjustable in-line
03/12/1991US4998321 Handle assembly
03/12/1991US4998306 Built-in sink
03/12/1991CA1281163C Wall header
03/07/1991DE3929586A1 Water discharge battery with outlet - has housing with mixer control and duct, reversing valve, valve spindle, operating rod and insert
03/06/1991EP0414714A1 Water outlet control system
03/06/1991EP0414691A1 Electronic tapware
03/06/1991CN2072548U Water-saving washing and twisting unit
03/05/1991US4997008 Faucet spout assembly
02/1991
02/27/1991EP0157830B1 Ultrasonic flow-control system
02/27/1991CN2072102U Water saving device with waste water utilizing means
02/26/1991US4995585 Sanitary fitting
02/21/1991WO1991002127A1 Tap for hot-cold mixed water and structure for fixation thereof
02/20/1991CN2071678U Deodorizing device for kitchen sewer
02/20/1991CN2071677U Man-made mineral water device for shower bath
02/14/1991DE3926495A1 Prevention of scale in water pipes - by imparting swirl to water as it flows through magnetic field
02/13/1991CN2071218U Drainer with anti-blocking device in sewer
02/13/1991CN2071217U Automatic odour-proof device for kitchen water tank
02/12/1991US4991775 Quick connect fountain
02/12/1991US4991655 Combined alarm and back-flow prevention arrangement for fire suppression sprinkler system
02/12/1991US4991625 Multiple stream fluid mixing and dispensing apparatus
02/12/1991US4991623 Automatic air valves for ducts
02/12/1991US4991241 Combination sanitaryware and fitting
02/12/1991CA1280051C Procedure and device for the operation of water mixer unit
02/07/1991DE3925590A1 Automatic filling of domestic bath - has programmable controller responding to level and temperature sensors to control valves
02/06/1991EP0411939A1 Liquid waste separator
02/06/1991CN2070777U Bath device
02/05/1991US4989633 Adjustable-length wall-mount faucet
02/05/1991US4989279 Modular bathing facility
02/05/1991US4989278 Wall-mount faucet with accessory-holding bracket