Patent ID: 11904485
Assignee: ANDIS COMPANY
Field: Machine tools (Mechanical engineering)
Classification: CPC B | IPC B

Claim 9:
10. A cordless hair clipper, comprising:
an electrical storage device to store electric energy;
a drive assembly coupled to the electrical storage device;
a blade assembly, including:
an upper blade coupled to the drive assembly; and
a lower blade coupled to the upper blade, wherein the drive assembly uses electrical energy from the electrical storage device to move the upper blade over the lower blade; and

a housing surrounding the electrical storage device and the drive assembly, the housing, including:
an upper housing including an interior surface and an exterior surface;
a lower housing including an interior surface and an exterior surface, the lower housing coupled to the upper housing; and
a drive cap including an interior surface and an exterior surface, the drive cap releasably coupled to the upper housing;

wherein the cordless hair clipper further comprises extensions on one of the drive cap and the upper housing coupled to slots that are formed within the other of the drive cap and the upper housing to seal the drive cap onto the upper housing.