Head set with visual display unit and stereophonic headphones

- Seiko Epson Corporation
Description

FIG. 1 is a front elevational view of a head set with visual display and stereophonic headphones showing our new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a perspective view thereof.

Referenced Cited
U.S. Patent Documents
D338514 August 17, 1993 Holmes
4257062 March 17, 1981 Meredith
4737972 April 12, 1988 Schoolman
4952024 August 28, 1990 Gale
5129716 July 14, 1992 Holakovszky et al.
5276471 January 4, 1994 Yamauchi et al.
Foreign Patent Documents
9414152 June 1994 WOX
Other references
  • "New Products: Personal LCD monitor," Information Display, Feb. 1993, p. 22. Cyberface 2 Leep Boston, Leep Systems, Inc., Advertisement. Virtual Vision Sport Specifications, Virtual Visions, Inc., Advertisement, 1992. NASA Tech Briefs, vol. 17, No. 2, Feb. 1993, Cover Illustration. "PT-01.TM.: A Personal Theater System.TM.," Advertisement. "Virtual Research switches to CRTs for EYEGEN 3," NEWS, vol. 2, Issue 5, Jun. 1993, p. 5. "Recent model of HMD developed by NASA," p. 19, May 1991. Reality Engine Builders, Highlighted Illustrations, pp. 198, 215, 216, 221, 222, May 1991. Interavia, Sep. 1979, 083632042 p. 874. Video Review, May 1993, p. 25.
Patent History
Patent number: D363279
Type: Grant
Filed: Mar 28, 1994
Date of Patent: Oct 17, 1995
Assignee: Seiko Epson Corporation (Tokyo)
Inventors: Shoichi Ishizawa (Suwa), Joji Karasawa (Suwa)
Primary Examiner: Prabhakar G. Deshmukh
Law Firm: Oliff & Berridge
Application Number: 0/20,552
Classifications
Current U.S. Class: D14/124