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:
Jan. 19, 2016
Filed:
Oct. 14, 2013
Draeger Safety Uk Limited, Blyth, GB;
Simon C. Hogg, Whitley Bay, GB;
Draeger Safety UK Limited, , GB;
Abstract
There is disclosed a dial gauge comprising a dial plate having a dial face including angularly spaced markings indicating values; a pointer disposed at a front side of the dial plate and angularly moveable over the dial face with respect to the markings so as to indicate a reading. An illumination source is provided which is arranged to emit illumination light and which is disposed below the dial plate. The gauge further comprises a light guide arranged to guide illumination light from below the dial plate to the front side of the dial plate so as to illuminate the dial face from above. There is also disclosed a mechanical pressure gauge comprising a dial gauge and a breathing apparatus comprising a cylinder of breathable gas fluidically coupled to a pressure gauge which is configured to display the pressure of the breathable gas.