US Patent 7942554 Lighting device with adjustable spotlight beam

Patent 7942554 was granted and assigned to Eveready Battery Company on May, 2011 by the United States Patent and Trademark Office.

Overview Structured Data Issues Contributors Activity

Is a

Patent

Patent attributes

Current Assignee

Eveready Battery Company

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

79425540

Patent Inventor Names

David J Alessio0

Date of Patent

May 17, 2011

Patent Application Number

125797450

Date Filed

October 15, 2009

Patent Primary Examiner

‌

Jong-Suk (James) Lee

Patent abstract

A lighting device has a light source, a first magnifier lens, a second magnifier lens, and an adjusting mechanism. The light source generates a light beam. The first magnifier lens is disposed in a path of the light beam. The second magnifier lens is disposed in the path of the light beam. The adjusting mechanism includes first and second male members and first and second sleeve members. The first sleeve member is associated with the first male member and the first magnifier lens. The second sleeve member is associated with the second male member and the second magnifier lens.