US3812819A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Indicator device for sport equipment
Assignee: Individual
•
Filing: 1972-02-09
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Granted: 1974-05-28
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Expires: 1992-02-09
Abstract
Abstract Indicating device for sport equipments that operate against the effect of an adjustable spring or for associated equipments which measure the force of the spring, comprising an indicator coupled with the spring adjusting means which participates in the movement of the adjusting means the position of which can be read on a scale, the indicating device which includes first and second retaining means for supporting the spring at opposite ends has spring adjusting means at one end of the spring which supports the indicator, scale means extending adjacent the first retaining means, the indicator and the spring adjusting means, the scale setting means being operable to displace the scale means in the direction of adjustment of the spring, while the adjusting means and spring setting means each include an adjusting screw that is accessible from the exterior of the housing and stop abutments are disposed at opposite ends of the scale means for limiting the extreme adjustable positions of the spring.
Inventors
- 👤 P Unger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:42
CPC Classifications
G; G01; G01L; G01L5/00; G01L5/03
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
176 words
Indicating device for sport equipments operating against the effect of an adjustable spring or for associated equipments that measure the force of the spring, comprising a housing having an aperture at the top, an indicator below said aperture, a transparent member provided with markings defining a scale, spring adjusting means including a set screw movably supporting said indicator proximate the scale, the set position of which can be read on said scale, a spring in said housing and first and second retaining means supporting said spring at opposite ends, spring adjusting means at one end of said spring supporting said indicator, said scale being disposed proximate said first retaining means, said indicator and said spring adjusting means, scale setting means operable to displace said scale in the direction of adjustment of said spring, said setting means and said spring adjusting means each including an adjusting screw accessible from the exterior of said housing, and stop abutments at the opposite ends of said scale cooperating with said indicator for limiting the extreme adjustable positions of said spring.
Claim 2
Dependent Claim
176 words
Indicating device for sport equipments operating against the effect of an adjustable spring or for associated equipments that measure the force of the spring, comprising a housing having an aperture at the top, an indicator below said aperture, a transparent member provided with markings defining a scale, spring adjusting means including a set screw movably supporting said indicator proximate the scale, the set position of which can be read on said scale, a spring in said housing and first and second retaining means supporting said spring at opposite ends, spring adjusting means at one end of said spring supporting said indicator, said scale being disposed proximate said first retaining means, said indicator and said spring adjusting means, scale setting means operable to displace said scale in the direction of adjustment of said spring, said setting means and said spring adjusting means each including an adjusting screw accessible from the exterior of said housing, and stop abutments at the opposite ends of said scale cooperating with said indicator for limiting the extreme adjustable positions of said spring.
Claim 3
Dependent Claim
56 words
Indicating device in accordance with claim 1, where said housing has a cover defining a separate housing part, said scale, said stop abutments and the associated adjusting means being disposed in said separate housing part, said cover being releasably secured to a part of said housing enclosing said spring and said adjusting screw for said spring.
Claim 4
Dependent Claim
27 words
Indicating device in accordance with claim 1, where said scale is in the form of a window that is slidably disposed in the wall of said housing.
Claim 5
Dependent Claim
36 words
Indicating device in accordance with claim 3, where said adjusting screw for said scale is supported rotatably and secured against axial movement in the wall of said housing and is in threaded engagement with said scale.
Claim 6
Dependent Claim
47 words
Indicating device in accordance with claim 1 where said housing has an abutment proximate the free end of said scale and a space is defined between said abutment and said free end of said scale, said space being shorter than the threaded portion of said threaded shaft.
Claim 7
Dependent Claim
29 words
indicating device in accordance with claim 5, where said stop abutments are fixed with respect to said scale and movable therewith relative to the adjusting range of said spring.
Claim 8
Dependent Claim
31 words
Indicating device in accordance with claim 5, comprising a stop abutment on said scale and a stop abutment on the wall of said housing adjustable in the direction of spring adjustment.
Claim 9
Dependent Claim
30 words
Indicating device in accordance with claim 7, including a latching portion supported on said spring adjusting screw, such as said movable collar disposed between the stop abutments of said scale.
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) | 1977-05-27 | 1977-11-26 | 1978-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-05-27 | 1981-11-26 | 1982-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-05-27 | 1985-11-26 | 1986-05-28 | $7700.00 | Window Closed / Lapsed |