US 12,251,501 B2
Scent retaining structure, method of manufacturing the scent retaining structure, and scent providing device
Yukito Inoue, Tokyo (JP)
Assigned to Sony Corporation, Tokyo (JP)
Filed by Sony Corporation, Tokyo (JP)
Filed on Jan. 17, 2023, as Appl. No. 18/097,857.
Application 18/097,857 is a continuation of application No. 16/645,130, granted, now 11,559,599, previously published as PCT/JP2018/023326, filed on Jun. 19, 2018.
Claims priority of application No. 2017-177297 (JP), filed on Sep. 15, 2017.
Prior Publication US 2023/0149587 A1, May 18, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. A61L 9/12 (2006.01)
CPC A61L 9/122 (2013.01) [A61L 2209/133 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A scent retaining structure comprising:
a plurality of retaining spaces;
a plurality of first openings that is an air supply port and allow each of the plurality of the retaining spaces to be opened to outside,
wherein the plurality of the retaining spaces each has a ventilation area that faces at least one of the plurality of the first openings, a retaining area that communicates with the ventilation area and in which a scent retainer being arranged, and a restricting portion that divides the retaining area and the ventilation area and limits movement of the scent retainer toward the ventilation area,
wherein the plurality of the retaining spaces are arranged around a central axis of the scent retaining structure, and
wherein the ventilation area and the retaining area are radially arranged side by side and at a same distance to the central axis of the scent retaining structure.