	US 11,937,743 B2
	Fastening arrangement for a WC flap element
Martin Niederberger, Uznach (CH)
Assigned to GEBERIT INTERNATIONAL AG, Jona (CH)
Appl. No. 16/965,536
Filed by GEBERIT INTERNATIONAL AG, Jona (CH)
PCT Filed Jan. 29, 2019, PCT No. PCT/EP2019/052128 § 371(c)(1), (2) Date Jul. 28, 2020, PCT Pub. No. WO2019/145566, PCT Pub. Date Aug. 1, 2019.
Claims priority of application No. 18153793 (EP), filed on Jan. 29, 2018; application No. 18153795 (EP), filed on Jan. 29, 2018; application No. 18153796 (EP), filed on Jan. 29, 2018; and application No. 18153797 (EP), filed on Jan. 29, 2018.
Prior Publication US 2021/0045592 A1, Feb. 18, 2021
Int. Cl. A47K 13/12 (2006.01); E03C 1/322 (2006.01); E03C 1/324 (2006.01); E03D 11/12 (2006.01); E03D 11/14 (2006.01); E03D 11/16 (2006.01); E03D 11/17 (2006.01)

CPC A47K 13/12 (2013.01) [E03C 1/322 (2013.01); E03C 1/324 (2013.01); E03D 11/125 (2013.01); E03D 11/143 (2013.01); E03D 11/16 (2013.01); E03D 11/17 (2013.01)]

20 Claims

1. A fastening system for a WC flap element which can be flapped away from a support surface, lying in the horizontal, of a toilet bowl, comprising:

at least one mounting bolt extending along a center axis with a receiving portion, a stop portion for direct or indirect support on the support surface of the toilet bowl, and a threaded portion,

a hinge support, for mounting the WC flap element, with at least one mounting opening into which the receiving portion of the mounting bolt projects, and

a non-rotatably mounted mating thread, into which the threaded portion of the mounting bolt engages,

wherein, in an installed position, the center axis of the mounting bolt extends substantially at a right angle with respect to the horizontal,

wherein the receiving portion comprises a drive structure,

wherein the mounting opening is open toward a top, so that the drive structure is accessible and actuatable from the top, and

wherein the mating thread is part of a sliding block, which is mounted in a guide groove with play in at least one direction.