US 9,810,413 B2
Torch with a rotary switch
Erich Buhl, Solingen (DE)
Assigned to ZWEIBRÜDER OPTOELECTRONICS GMBH & CO. KG, Solingen (DE)
Appl. No. 14/441,240
Filed by ZWEIBRÜDER OPTOELECTRONICS GMBH & CO. KG, Solingen (DE)
PCT Filed Jan. 2, 2014, PCT No. PCT/DE2014/000002
§ 371(c)(1), (2) Date May 7, 2015,
PCT Pub. No. WO2014/106507, PCT Pub. Date Jul. 10, 2014.
Claims priority of application No. 10 2013 000 153 (DE), filed on Jan. 4, 2013.
Prior Publication US 2015/0300616 A1, Oct. 22, 2015
Int. Cl. F21L 4/00 (2006.01); F21V 23/04 (2006.01); F21Y 115/10 (2016.01)
CPC F21V 23/0428 (2013.01) [F21L 4/00 (2013.01); F21L 4/005 (2013.01); F21V 23/04 (2013.01); F21V 23/0414 (2013.01); F21Y 2115/10 (2016.08)] 18 Claims
OG exemplary drawing
 
1. A flashlight comprising:
a flashlight housing;
a flashlight head connected to the flashlight housing in a captive manner and such the flashlight head can be rotated in relation to the flashlight housing to form a rotary switch having different switching states;
a plurality of markings arranged on the housing and on the lamp head, the markings allowing unambiguous classification of the switching states;
a plate and an annular ring-shaped contact spring rotatably mounted between the flashlight head and the flashlight housing, wherein the annular contact spring is movable relative to the plate, the contact spring making contact with a housing-side, annular, electrical contact area by way of a first partial section and there latching into predetermined positions and passing over electrical contact zones of the plate by way of a second partial section, the annular ring-shaped contact spring having a single annular course.