US3661027A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dial-type measuring instruments
Assignee: Tesa SARL
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Filing: 1970-05-21
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Granted: 1972-05-09
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Expires: 1990-05-21
Abstract
Abstract The present invention provides a dial-type measuring instrument comprising a geared multiplier mechanism intended to amplify the movements of a movable indicator member facing the dial, wherein the multiplier mechanism comprises a disk driven by the movable measuring member of the instrument and located opposite a toothed wheel which serves to control the movements of the indicator member and is coaxial with the disk, said toothed wheel being connected to the disk by means of at least two resilient constraining members.
Inventors
- 👤 Giovanni Gattesco
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:54
CPC Classifications
G; G01; G01B; G01B3/00; G01B3/20; G01B3/22; G01B3/24; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19633
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
125 words
A dial-type measuring instrument comprising a geared multiplier mechanism intended to amplify the movements of a movable indicator member facing the dial wherein the multiplier mechanism comprises a disk driven by the movable measuring member of the instrument and located opposite a toothed wheel which serves to control the movements of the indicator member and is coaxial with the disk; said toothed wheel formed with at least two recessed slots for respectively supporting the sides of at least two compression elements, said disk also formed with at least two similar slots for respectively supporting the other sides of said compression elements; each of said springs having one end engaging a stop on the toothed wheel and the other end engaging a stop on the disk.
Claim 2
Dependent Claim
125 words
A dial-type measuring instrument comprising a geared multiplier mechanism intended to amplify the movements of a movable indicator member facing the dial wherein the multiplier mechanism comprises a disk driven by the movable measuring member of the instrument and located opposite a toothed wheel which serves to control the movements of the indicator member and is coaxial with the disk; said toothed wheel formed with at least two recessed slots for respectively supporting the sides of at least two compression elements, said disk also formed with at least two similar slots for respectively supporting the other sides of said compression elements; each of said springs having one end engaging a stop on the toothed wheel and the other end engaging a stop on the disk.
Claim 3
Dependent Claim
24 words
An instrument according to claim 1 wherein said end portions of said compression elements engage directly on the end portion of the recessed slots.
Claim 4
Dependent Claim
26 words
An instrument according to claim 1 wherein the ends of said compression elements are respectively engaged on disks including a short rod projecting from its center.
Claim 5
Dependent Claim
18 words
An instrument according to claim 3 wherein the disks are supported on the end portions of said slots.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-05-09 | 1975-11-08 | 1976-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-09 | 1979-11-08 | 1980-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-09 | 1983-11-08 | 1984-05-09 | $7700.00 | Window Closed / Lapsed |