Title: Dial gauge measuring the length in two different units

Abstract: Dial gauge for measuring length in two different units, characterized in that a first gear and a second gear are mounted to rotate with a pinion which meshes with a spindle rack; a center pinion fixed to a first pointer meshes with said first gear; a pinion fixed to a second pointer meshes with said second gear; and the gear ratio between said center pinion fitted with the first pointer and said first gear is different from the gear ratio between said pinion fitted with the second pointer and said second gear.

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Inventors: Nakaya, Tadao (Utsunomiya, JA)

Application Number: 482637
Filing Date: 1974-06-24
Publication_date: 1976-03-23
Assignee: Kabushiki Kaisha Mitutoyo Seisakusho (Tokyo, JA)
Primary Class(es): 74/29 73/866.1, 74/409
Other Classes:
US Patent Ref:

2117287	May, 1938	Bloch	73/432.
2846769	Aug, 1958	Colont	33/172.
3365723	Jan, 1968	Sportmann	74/409.
3636790	Jan, 1972	Bertrang et al.	74/409.

Other Refs:
Primary Examiner: Wyche, Benjamin W.
Assistant Examiner: Ratliff, Jr., Wesley S.
Attorney: Brisebois & Kruger