US 12,067,862 B2
Illuminated indicator for doorbell
Patrick Lloyd Murphy, Cambridge, MA (US); and Gregory Kintz, Santa Cruz, CA (US)
Assigned to SimpliSafe, Inc., Boston, MA (US)
Filed by SimpliSafe, Inc., Boston, MA (US)
Filed on Feb. 16, 2022, as Appl. No. 17/672,779.
Claims priority of provisional application 63/151,244, filed on Feb. 19, 2021.
Prior Publication US 2022/0270450 A1, Aug. 25, 2022
Int. Cl. G02B 27/09 (2006.01); F21V 8/00 (2006.01); F21V 33/00 (2006.01); G08B 3/10 (2006.01)
CPC G08B 3/10 (2013.01) [F21V 33/0056 (2013.01); G02B 6/0055 (2013.01); G02B 27/0994 (2013.01); F21V 2200/13 (2015.01)] 14 Claims
OG exemplary drawing
 
1. An illuminated indicator for use with a doorbell button, comprising:
one or more light emitting devices each configured to emit light in a direction along an optical axis; and
a light pipe having an input portion configured to receive light from the one or more light emitting devices directed along the optical axis, and an output portion configured to emit the light in an output direction that is parallel to and spaced from the optical axis, the output portion configured to emit the light from a region of the output portion that defines a closed loop, and a plurality of light reflecting portions between the input portion and the output portion, the plurality of light reflecting portions being configured to receive light in the direction along the optical axis and reflect the light to travel along a radially outward and divergent path that is transverse to the optical axis and spans an arc, wherein at least one light reflecting portion has a continuously curved shape, and wherein the arc of light reflected by a first of the plurality of light reflecting portions overlaps with the arcs of light reflected by two of the plurality of light reflecting portions adjacent to the first of the plurality of light reflecting portions.