US3338438A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refuse collecting vehicle with front end container lifting and dumping mechanism
Assignee: Pak Mor Manufacturing Co
•
Filing: 1966-05-23
•
Granted: 1967-08-29
•
Expires: 1986-05-23
Abstract
No abstract record available.
Inventors
- 👤 Donald A Holtkamp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:50
CPC Classifications
B; B65; B65F; B65F3/00; B65F3/02; B65F3/04; B60; B60P; B60P1/00; B60P1/48; B60P1/50; B65F2003/0263; B65F2003/0279
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
337 words
THE COMBINATION WITH A REFUSE VEHICLE OF THE FRONT LOADING TYPE HAVING A HOLLOW BODY AND A CAB IN FRONT OF THE BODY, OF LOADING MECHANISM COMPRISING A PAIR OF BOOMS, MEANS FORMING A PIVOTAL CONNECTION BETWEEN THE REAR END OF EACH BOOM AND THE BODY AT A LOCATION BETWEEN THE TOP AND BOTTOM OF THE BODY, TO ALLOW THE BOOMS TO SWING VERTICALLY, A LIFTING LINK PIVOTALLY CONNECTED AT ONE END TO THE FORWARD END OF EACH BOOM FOR MOVEMENT THEREWITH TO A LOWER POSITION IN WHICH THE BOOM EXTENDS FORWARDLY ABOVE AND SAID LINK EXTENDS DOWNWARDLY IN FRONT OF SAID CAB TO AN ELEVATED POSITION IN WHICH SAID BOOM EXTENDS UPWARDLY AND REARWARDLY ALONG ONE SAID OF THE BODY AND SAID LINK EXTENDS ANGULARLY UPWARDLY AND FORWARDLY FROM THE BOOM WITH THE FREE END OF THE LINK POSITIONED ABOVE THE TOP OF THE BODY, POWER MEANS CONNECTED TO THE BODY AT LOCATIONS REAREARDLY OF SAID BELOW THE PIOVOTAL CONNECTION OF THE BOOM TO THE BODY AND CONNECTED TO THE BOOMS AT POINTS LOCATED TO LIE ABOVE A LINE PASSING THROUGH THE PIVOTAL CONNECTIONS BETWEEN THE BOOMS THE BODY AND THE PIVOTAL CONNECTIONS BETWEEN THE BOOMS AND LINKS WHEN THE BOOMS ARE IN SAID LOWERED POSITION AND BELOW SAID LINE WHEN THE BOOMS ARE IN SAID ELEVATED POSITION, POWER MEANS CONNECTED TO SAID BOOMS AND LINKS AT LOCATION TO MOVE THE LINKS TOWARD SAID BOOMS DURING MOVEMENT OF THE BOOMS FROM SAID LOWERED TO SAID ELEVATED POSITION, A PAIR OF FORK MEANS FORMING PIVOTAL CONNECTIONS BETWEEN THE FORK ARMS AND LINKS ADJACENT THE FREE ENDS OF THE LINKS TO ALLOW THE ARMS TO SWING VERTICALLY FROM A FORWARD POSITION EXTENDING FORWARDLY FROM THE CAB WHEN THE LINKS ARE LOWERED TO A REARWARD POSITION EXTENDING REAREARDLY ABOVE SAID BODY WHEN SAID LINKS ARE ELEVATED, SAID POWER MEANS CONNECTED TO SAID LINKS AND ARMS TO LOCATION TO MOVE THE ARMS FROM FORWARD TO SAID REARWARD POSITION DURING MOVEMENT OF SAID LINKS FROM SAID LOWERED TO SAID ELEVATED POSITION.
Claim 2
Dependent Claim
337 words
THE COMBINATION WITH A REFUSE VEHICLE OF THE FRONT LOADING TYPE HAVING A HOLLOW BODY AND A CAB IN FRONT OF THE BODY, OF LOADING MECHANISM COMPRISING A PAIR OF BOOMS, MEANS FORMING A PIVOTAL CONNECTION BETWEEN THE REAR END OF EACH BOOM AND THE BODY AT A LOCATION BETWEEN THE TOP AND BOTTOM OF THE BODY, TO ALLOW THE BOOMS TO SWING VERTICALLY, A LIFTING LINK PIVOTALLY CONNECTED AT ONE END TO THE FORWARD END OF EACH BOOM FOR MOVEMENT THEREWITH TO A LOWER POSITION IN WHICH THE BOOM EXTENDS FORWARDLY ABOVE AND SAID LINK EXTENDS DOWNWARDLY IN FRONT OF SAID CAB TO AN ELEVATED POSITION IN WHICH SAID BOOM EXTENDS UPWARDLY AND REARWARDLY ALONG ONE SAID OF THE BODY AND SAID LINK EXTENDS ANGULARLY UPWARDLY AND FORWARDLY FROM THE BOOM WITH THE FREE END OF THE LINK POSITIONED ABOVE THE TOP OF THE BODY, POWER MEANS CONNECTED TO THE BODY AT LOCATIONS REAREARDLY OF SAID BELOW THE PIOVOTAL CONNECTION OF THE BOOM TO THE BODY AND CONNECTED TO THE BOOMS AT POINTS LOCATED TO LIE ABOVE A LINE PASSING THROUGH THE PIVOTAL CONNECTIONS BETWEEN THE BOOMS THE BODY AND THE PIVOTAL CONNECTIONS BETWEEN THE BOOMS AND LINKS WHEN THE BOOMS ARE IN SAID LOWERED POSITION AND BELOW SAID LINE WHEN THE BOOMS ARE IN SAID ELEVATED POSITION, POWER MEANS CONNECTED TO SAID BOOMS AND LINKS AT LOCATION TO MOVE THE LINKS TOWARD SAID BOOMS DURING MOVEMENT OF THE BOOMS FROM SAID LOWERED TO SAID ELEVATED POSITION, A PAIR OF FORK MEANS FORMING PIVOTAL CONNECTIONS BETWEEN THE FORK ARMS AND LINKS ADJACENT THE FREE ENDS OF THE LINKS TO ALLOW THE ARMS TO SWING VERTICALLY FROM A FORWARD POSITION EXTENDING FORWARDLY FROM THE CAB WHEN THE LINKS ARE LOWERED TO A REARWARD POSITION EXTENDING REAREARDLY ABOVE SAID BODY WHEN SAID LINKS ARE ELEVATED, SAID POWER MEANS CONNECTED TO SAID LINKS AND ARMS TO LOCATION TO MOVE THE ARMS FROM FORWARD TO SAID REARWARD POSITION DURING MOVEMENT OF SAID LINKS FROM SAID LOWERED TO SAID ELEVATED POSITION.
References Cited (Backward Citations)
US2949199A
Cited
US3140787A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |