US3134340A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Balancer assembly
Assignee: CONCO-TELLUS Inc
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Filing: 1962-09-17
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Granted: 1964-05-26
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Expires: 1982-09-17
Abstract
No abstract record available.
Inventors
- 👤 Robert A Olsen
- 👤 Milton R Nielsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:34
CPC Classifications
B; B25; B25H; B25H1/00; B25H1/0021; B25H1/0028; B66; B66C; B66C13/00; B66C13/18; B66C23/00; B66C23/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
A BALANCER AND POSITIONING APPARATUS COMPRISING AT LEAST ONE GENERALLY HORIZONTAL TRAM RAIL, A CARRIAGE SUSPENDED FROM AND ADAPTED TO ROLL ON SAID TRAM RAIL, A BALANCER ASSEMBLY AFFIXED TO SAID CARRIAGE FOR MOVEMENT THEREWITH, SAID BALANCER ASSEMBLY COMPRISING A PIVOT BEARING MOUNTED FOR PIVOTAL MOVEMENT ABOUT A HORIZONTAL AXIS, A GENERALLY HORIZONTAL FIRST ARM MOUNTED FOR ROTATION ABOUT ITS LONGITUDINAL AXIS IN SAID BEARING, A GENERALLY VERTICAL SECOND ARM ADAPTED TO RECEIVE A LOAD TO BE BALANCED AND POSITIONED BY SAID APPARATUS, SAID SECOND ARM BEING PIVOTALLY CONNECTED TO SAID FIRST ARM, A GENERALLY HORIZONTAL THIRD ARM PIVOTALLY CONNECTED TO SAID SECOND ARM, A GENERALLY VERTICAL FOURTH ARM PIVOTALLY CONNECTED TO SAID SECOND ARM AND TO SAID FIRST ARM, THE SPACING BETWEEN SAID PIVOTAL CONNECTIONS BEING SUCH THAT SAID ARMS FORM A PARALLELOGRAM WITH SAID FIRST ARM AND SAID THIRD
Claim 2
Dependent Claim
141 words
A BALANCER AND POSITIONING APPARATUS COMPRISING AT LEAST ONE GENERALLY HORIZONTAL TRAM RAIL, A CARRIAGE SUSPENDED FROM AND ADAPTED TO ROLL ON SAID TRAM RAIL, A BALANCER ASSEMBLY AFFIXED TO SAID CARRIAGE FOR MOVEMENT THEREWITH, SAID BALANCER ASSEMBLY COMPRISING A PIVOT BEARING MOUNTED FOR PIVOTAL MOVEMENT ABOUT A HORIZONTAL AXIS, A GENERALLY HORIZONTAL FIRST ARM MOUNTED FOR ROTATION ABOUT ITS LONGITUDINAL AXIS IN SAID BEARING, A GENERALLY VERTICAL SECOND ARM ADAPTED TO RECEIVE A LOAD TO BE BALANCED AND POSITIONED BY SAID APPARATUS, SAID SECOND ARM BEING PIVOTALLY CONNECTED TO SAID FIRST ARM, A GENERALLY HORIZONTAL THIRD ARM PIVOTALLY CONNECTED TO SAID SECOND ARM, A GENERALLY VERTICAL FOURTH ARM PIVOTALLY CONNECTED TO SAID SECOND ARM AND TO SAID FIRST ARM, THE SPACING BETWEEN SAID PIVOTAL CONNECTIONS BEING SUCH THAT SAID ARMS FORM A PARALLELOGRAM WITH SAID FIRST ARM AND SAID THIRD
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) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |