US 12,185,813 B2
Electronic nail file with digital control and display and system of operation
Richard B. Hurter, Castaic, CA (US)
Assigned to Kupa, Inc., Anaheim, CA (US)
Filed by Kupa, Inc., Anaheim, CA (US)
Filed on Oct. 16, 2023, as Appl. No. 18/487,759.
Application 18/487,759 is a continuation of application No. 18/048,376, filed on Oct. 20, 2022, granted, now 11,812,836.
Application 18/048,376 is a continuation of application No. 16/885,155, filed on May 27, 2020, granted, now 11,484,107, issued on Nov. 1, 2022.
Claims priority of provisional application 62/853,560, filed on May 28, 2019.
Prior Publication US 2024/0049863 A1, Feb. 15, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. A45D 29/05 (2006.01); G08C 17/02 (2006.01); H02J 7/00 (2006.01)
CPC A45D 29/05 (2013.01) [G08C 17/02 (2013.01); H02J 7/0045 (2013.01); H02J 7/0047 (2013.01); G08C 2201/30 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A portable electric nail filing system, the system comprising:
an electric nail file handpiece;
a handpiece control system comprising:
a control interface;
a processor for receiving control input from the control interface, and outputting control signals to control the electric nail file handpiece and to output display data:
a rechargeable battery; and
a display operable to receive and display data related to operation of the electric nail file handpiece;
a first cover part;
a second cover part complimentary to first cover part, the first and second cover parts shaped to interconnect to complete a cover, wherein the rechargeable battery is positioned, at least in part, between the first and second cover parts of the cover; and
one or more additional cover parts complimentary to and interchangeable with the first and second cover parts, the one or more additional cover parts having a differing external appearance from either one or both of the first and second cover parts and configured to changing the appearance of the cover when one or both of the first or second cover parts are interchanged with one more additional cover parts; and
an external wire extending between the electric nail file handpiece and the handpiece control system to supply power to the electric nail file handpiece.