US 12,233,015 B2
Portable massager
Xing-Fu Zhang, Shenzhen (CN)
Assigned to Nekteck, Inc.
Filed by Nekteck, Inc., Anaheim, CA (US)
Filed on Jul. 30, 2021, as Appl. No. 17/389,872.
Claims priority of application No. 202110330378.8 (CN), filed on Mar. 29, 2021; and application No. 202120625541.9 (CN), filed on Mar. 29, 2021.
Prior Publication US 2022/0304886 A1, Sep. 29, 2022
Int. Cl. A61H 15/00 (2006.01); A61H 9/00 (2006.01); A61H 23/02 (2006.01)
CPC A61H 15/0078 (2013.01) [A61H 9/0078 (2013.01); A61H 23/02 (2013.01); A61H 2015/0014 (2013.01); A61H 2015/005 (2013.01); A61H 2201/0157 (2013.01); A61H 2201/0173 (2013.01); A61H 2201/0207 (2013.01); A61H 2201/1642 (2013.01); A61H 2201/1657 (2013.01); A61H 2201/169 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A portable massager comprising:
a housing comprising an upper cover and a base connecting to the upper cover, wherein the base defines a receiving space, two spaced apart massage grooves are recessed from the upper cover toward the base, each of the massage grooves is in air communication with the receiving space;
a first connecting shaft and a second connecting shaft disposed on a bottom surface of the base facing away from the upper cover;
a supporting rod, wherein an end of the supporting rod is rotatably connected to the base through the first connecting shaft;
a supporting arm, wherein an end of the supporting arm is rotatably connected to the base through the second connecting shaft;
a massage device, arranged in the receiving space and a portion of the massage device protruding from the receiving space toward the massage grooves;
wherein the supporting rod comprises a first connecting hole and an annular cavity, the first connecting shaft rotatably passes through the first connecting hole, and the annular cavity surrounds and is spaced apart from the first connecting hole;
the supporting rod further comprises an annular portion between the annular cavity and the first connecting hole;
a plurality of connecting slots is formed on the annular portion and surrounds the first connecting hole, each of the plurality of connecting slots is in air communication with the annular cavity and the first connecting hole;
an elastic ring is received in the annular cavity to surround the first connecting shaft, a stopper is movably received in each of the plurality of connecting slots and an end of the stopper facing away from the first connecting hole contacts the elastic ring; and
a plurality of stopping grooves is formed on an outer surface of the first connecting shaft and distributed around an axis of the first connecting shaft, and an end of the stopper facing the first connecting hole is detachably received in one of the plurality of stopping grooves.