Optical: systems and elements – Scale or indicia reading – Lens
Patent
1991-05-14
1992-09-01
Yeung, James C.
Optical: systems and elements
Scale or indicia reading
Lens
359800, 359895, 362109, G02B 2702
Patent
active
051444810
ABSTRACT:
A submerged meter reading apparatus for enabling a human user to visually read a meter submerged in water or the like, having an elongated tubular body member with a sidewall defining an interior chamber, an upper end constructed to allow a user to look into the interior chamber, a lower end sealed with a transparent cap for positioning adjacent a submerged meter to be read therewith, a magnifying lens positioned in the interior chamber of the body member for producing a magnified image of the meter, a light for illuminating the meter, and a meter cap opening device for enabling a user to open a cap on the meter to be read.
REFERENCES:
patent: 895355 (1908-08-01), Farr
patent: 1451096 (1923-04-01), Hagen
patent: 2355086 (1944-08-01), Lang
patent: 2632801 (1953-03-01), Donaldson
patent: 2788390 (1957-04-01), Sheldon
patent: 2932294 (1960-04-01), Fourestier et al.
patent: 2968208 (1961-01-01), Shaw
patent: 3227874 (1966-01-01), Smith
patent: 3612649 (1971-10-01), Pusey
patent: 4215916 (1980-08-01), Bell
patent: 4331975 (1982-05-01), Krawza et al.
patent: 4415952 (1983-11-01), Hattori et al.
patent: 4423436 (1983-12-01), Kimura
patent: 4515437 (1985-05-01), Story
patent: 4602846 (1986-07-01), Karnes
patent: 4669822 (1987-06-01), Myers
patent: 4870950 (1989-10-01), Kanbara et al.
LandOfFree
Submerged meter reading apparatus does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Submerged meter reading apparatus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Submerged meter reading apparatus will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-772709