US 12,312,780 B2
Fastener for a sanitary faucet, a sanitary faucet having a fastener and a method for securing a sanitary faucet to a support
Paul Rübesamen, Meschede (DE); Hendrik Begerow, Hemer (DE); Stephan Venus, Menden (DE); Franziska Kalka, Soest (DE); Hendrik Heitkamp, Dortmund (DE); Bertrand Tchana Tchuinou, Hagen (DE); Pei Guo, Menden (DE); and Horst Bachmann, Bochum (DE)
Assigned to GROHE AG, Hemer (DE)
Appl. No. 17/928,021
Filed by Grohe AG, Hemer (DE)
PCT Filed May 5, 2021, PCT No. PCT/EP2021/061832
§ 371(c)(1), (2) Date Nov. 28, 2022,
PCT Pub. No. WO2021/239417, PCT Pub. Date Dec. 2, 2021.
Claims priority of application No. 102020114523.3 (DE), filed on May 29, 2020.
Prior Publication US 2023/0212843 A1, Jul. 6, 2023
Int. Cl. E03C 1/04 (2006.01); E03C 1/02 (2006.01)
CPC E03C 1/0402 (2013.01) [E03C 1/0403 (2013.01); E03C 2001/026 (2013.01); E03C 2001/0416 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A fastener (1) for a sanitary faucet (2), comprising:
a coupling body (3) that can be at least partially secured in an opening (4) of a support (5), wherein the sanitary faucet (2) can be detachably secured to the coupling body (3);
at least one supply channel (6, 7) through which a liquid can be supplied to the sanitary faucet (2);
at least one annular locking element (14) for securing the coupling body (3) in the opening (4) of the support (5), and
at least one valve (8, 9) that opens the at least one supply channel (6, 7) when the sanitary faucet (2) is secured to the coupling body (3) and closes the at least one supply channel (6, 7) when the sanitary faucet (2) is not secured to the coupling body (3),
wherein the at least one valve (8, 9) has a valve body (10) that is pressed in the direction of a valve seat (12) by means of a spring (11), and
wherein the annular locking element (14) is arranged on an outer surface (22) of the coupling body (3) such that the annular locking element (14) engages with a lower surface (24) of the support (5) so that the fastener (1) is secured to the support (5).