Patent · US Expired

Casing for electronic device and projector having this casing for electronic device

US7535721B2 · kind B2 · utility

4Cited by
4References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 17, 2005
Grant dateMay 19, 2009
Priority date
Expiry dateJul 28, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K5/0234
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A casing for electronic device having a casing body for housing an electronic device and a foot part provided to be movable forward to and backward from a surface of the casing body and adapted to adjust inclination of the electronic device, the casing body has a boss that is formed to protrude on the inner surface of the casing body and in which a hole connecting the inside and outside of the casing body is formed, and the foot part has a grounding part exposed from the casing for an electronic device and abutted against an installation target surface and a shaft part housed within the boss and having a screw groove formed on its outer circumferential surface. A recess part is formed at a part of the screw groove of the shaft part, and on the inner surface of the boss, a screw thread that engages with the screw groove of the shaft part and extends in a circumferential direction of engagement without overlapping a circumference of the hole as viewed from the axial direction of movement of the foot part, and a protrusion that fits in the recess part when the shaft part turns by a predetermined quantity in relation to the inner surface of the boss, are formed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.