US 12,413,919 B2
Wax protection for in-canal hearing device
Sidney A. Higgins, Maple Grove, MN (US); and Brian Thomas Dahl, Minnetrista, MN (US)
Assigned to Starkey Laboratories, Inc., Eden Prairie, MN (US)
Filed by Starkey Laboratories, Inc., Eden Prairie, MN (US)
Filed on Mar. 8, 2024, as Appl. No. 18/599,843.
Application 18/599,843 is a continuation of application No. 18/101,625, filed on Jan. 26, 2023, granted, now 11,930,327.
Application 18/101,625 is a continuation of application No. 17/237,579, filed on Apr. 22, 2021, granted, now 11,595,769, issued on Feb. 28, 2023.
Application 17/237,579 is a continuation of application No. 16/685,331, filed on Nov. 15, 2019, granted, now 10,993,054, issued on Apr. 27, 2021.
Claims priority of provisional application 62/770,372, filed on Nov. 21, 2018.
Prior Publication US 2024/0298125 A1, Sep. 5, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. H04R 25/00 (2006.01)
CPC H04R 25/652 (2013.01) [H04R 25/604 (2013.01); H04R 2225/021 (2013.01); H04R 2225/025 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An ear-worn component comprising:
a receiver housing defining a receiver cavity to enclose a receiver speaker, the receiver housing defining:
a receiver acoustic channel, wherein the receiver channel defines an open side along at least a portion of the receiver channel;
a receiver opening defined in a wall of the receiver channel and in acoustic communication with the receiver cavity; and
a pass-through passage extending from a first side of the receiver housing to a second side of the receiver housing, wherein the pass-through passage is partially defined by the wall defining the receiver opening, wherein the pass-through passage is continuous between the first side of the receiver housing and the second side of the receiver housing; and
an earbud configured to fit over at least a portion of the receiver housing, the earbud comprising an earbud inner surface that at least partially covers the open side of the receiver channel when the earbud is positioned over at least a portion of the receiver housing.