Granted Patent B2

US 12,303,448 · App. 18/238,349 · Granted May 20, 2025

Inventors: Tate Sherman Stock (Draper, UT); Reeve Stewart Sudweeks (Lehi, UT); Mike Hessing (Lehi, UT); Jason Lee Walton (Draper, UT); Weston N. Hills (Kamas, UT); Brian Connolly Nielson (American Fork, UT)

Assignee: Chirp Innovation, Inc.

A61H15/0085A61H2015/0021

Abstract

Claims (34)

1. A device comprising:

a first assembly including:

a first handle,

a battery,

a motor, and

a gearbox coupled to the motor;

a second assembly coupled to the first assembly, the second assembly including a second handle; and

a rotatable assembly rotatably coupled to the first assembly and the second assembly, the rotatable assembly including:

a gear engaged by the gearbox,

a first base,

a second base,

shafts disposed between the first base and the second base,

first rotatable elements disposed and configured to rotate about a first portion of the shafts,

second rotatable elements disposed and configured to rotate about a second portion of the shafts,

first tabs disposed on the first base, wherein individual first tabs of the first tabs are disposed in between individual first rotatable elements of the first rotatable elements and individual second rotatable elements of the second rotatable elements, and

second tabs disposed on the second base, wherein individual second tabs of the second tabs are disposed in between the individual first rotatable elements and the individual second rotatable elements.

2. The device of claim 1 , wherein the first assembly further includes:

a first button disposed on a first side of the first handle;

a second button disposed on a second side of the first handle; and

a switch disposed on the second side of the first handle.

3. The device of claim 1 , wherein the first assembly further includes one or more lighting elements configured to illuminate according to a setting of the motor.

4. The device of claim 1 , wherein:

the first assembly is formed at least in part by a first housing and a second housing;

the gearbox includes a second gear and a third gear;

the second gear is disposed at least partially through a first opening in the first housing for engaging with the gear; and

the third gear is disposed at least partially through a second opening in the second housing for engaging with the gear.

5. The device of claim 1 , wherein:

the first rotatable elements include first myofascial features; and

the second rotatable elements include second myofascial features that are different than the first myofascial features.

6. The device of claim 1 , wherein:

the rotatable assembly includes:

first posts extending from the first base, and

second posts extending from the second base; and

individual first posts of the first posts couple to individual second posts of the second posts for forming the shafts.

Assignments (2)

Continuity (1)

References Cited (31)

Cited By (1)

US 1,143,051