The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 18, 2025

Filed:

Mar. 13, 2025
Applicant:

Po Lighting Czech, S.r.o., Senov u Noveho Jicina, CZ;

Inventors:

Glenn Mccarter, Senov u Noveho Jicina, CZ;

Michael Vangilder, Senov u Noveho Jicina, CZ;

Timothy Pelech, Senov u Noveho Jicina, CZ;

Assignee:

PO Lighting Czech, s.r.o., Senov u Noveho Jicina, CZ;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21S 41/20 (2018.01); F21S 41/141 (2018.01); F21S 43/14 (2018.01); F21S 43/235 (2018.01);
U.S. Cl.
CPC ...
F21S 41/285 (2018.01); F21S 41/141 (2018.01); F21S 43/14 (2018.01); F21S 43/235 (2018.01);
Abstract

A lamp module () comprising a housing () covered by a translucent cover (), defining between them an internal chamber () which comprises: a functional layer () facing cover (), a light guide () facing the functional layer (), and light sources () configured to emit light rays into the light guide (). The functional layer () comprises a thermoformed sheet made of an optically transmitting material attached, at a first end (A), to a first internal surface (SA) of the housing and, at a second end, to a second internal surface of the housing. The sheet is shaped so as to form, between said first end (A) and second end a curved section () facing the emitting surface (L) of the light guide, the emitting surface (L) and the curved section () being separated by an air gap () of a width above 10 mm (0.4 in).


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