The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 25, 2001
Filed:
Apr. 27, 2000
LAB. Sphere Corporation, Miyagi-ken, JP;
Abstract
A lighting device,having a light irradiation portion,comprised of light-emitting elements; a freely turnable flexible shaft,extendible portions,that support the said flexible shaft at the base, house the flexible shaft, and provide a nested housing for each one of the extendible portions within one another; a drive portion,that drives the light irradiation portion; a power supply portion,that supplies electric power to the drive portion; and a case,covering the drive portion at least, which more preferably covers the extendible portions, as well. Moreover, this includes ones having a spring mechanism that allows said extendible portions and said flexible shaft to freely extend, and by the spring mechanism, as the flexible shaft extends, said nested extendible portions can be extended in succession.