US 12,020,874 B2
Stepped stroke button
Jürgen Zimmerle, Maierhöfen (DE)
Assigned to ELOBAU GMBH & CO. KG, Leutkirch (DE)
Filed by elobau Gmbh & Co. KG, Leutkirch (DE)
Filed on Jan. 12, 2022, as Appl. No. 17/573,661.
Claims priority of application No. 10 2021 104 812.5 (DE), filed on Mar. 1, 2021.
Prior Publication US 2022/0277909 A1, Sep. 1, 2022
Int. Cl. H01H 13/20 (2006.01); F21V 8/00 (2006.01); H01H 13/02 (2006.01); H01H 13/14 (2006.01)
CPC H01H 13/20 (2013.01) [G02B 6/006 (2013.01); H01H 13/023 (2013.01); H01H 13/14 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A stepped stroke button comprising:
a transmission unit having a first end and a second end opposite the first end;
an operating unit arranged at the first end; and
a contact unit arranged at the second end and axially guided in a first guide,
at least one of the operating unit and the contact unit being configured to be axially movable with respect to the transmission unit,
wherein, during operation of the stepped stroke button, an operating stroke occurring relative to the first guide is configured differently from a mediated contact stroke occurring relative to the first guide, the ratio of the operating stroke to the contact stroke being greater than 1:1,
wherein a first restoring unit acts at least indirectly on the contact unit and the operating unit, and
a second restoring unit acts at least indirectly on the operating unit, wherein the second restoring unit is configured as an elastic bellows arranged between the operating unit and the housing.