Stephen X Fang

US Patent:

20110110552, May 12, 2011

Filed:

May 11, 2010

Appl. No.:

12/777819

Inventors:

Stephen Ying Fang Pang - Menlo Park CA, US
Jeffrey Pang - Menlo Park CA, US
Caroline Pang - Menlo Park CA, US
David Pang - Menlo Park CA, US

International Classification:

H04R 25/00

US Classification:

381374

Abstract:

A headphone having reduced tendency to tangle comprises an input portion for receiving electrical signals from an output device, an output portion for providing audio signals to a user in response to the electrical signals, a plurality of wires coupled to the input portion and the output portion for providing the electrical signals to the output portion, and a restraint mechanism coupled to the plurality of wires and cable of being repositioned along the plurality of wire, wherein the restraint mechanism is for physically receiving insertion of at least a portion of the input portion and for physically restraining movement of the portion of input portion with respect to output portion when the portion of the input portion is physically inserted into the restraint mechanism, wherein a temporary and removable closed loop of wire is formed from the plurality of wires, until a sufficient separation force is applied.