US3237795A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for detachably securing work heads to boom-equipped power trucks and the like
Assignee: Erickson Power Lift Trucks Inc
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Filing: 1964-09-24
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Granted: 1966-03-01
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Expires: 1984-09-24
Abstract
No abstract record available.
Inventors
- 👤 Orlando W Kromer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:42
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/28; E02F3/36; E02F3/3604; E02F3/3609; E02F3/3622; E02F3/3645; E02F3/3672
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
170 words
MEANS FOR DETACHABLY SECURING A WORK HEAD ELEMENT TO THE MOUNTING BRACKET ELEMENT PIVOTALLY SECURED ON A HORIZONTAL AXIS TO THE EXTENDED END OF A POWER-OPERATED BOOM, SAID INVENTION COMPRISING MEANS ON SAID ELEMENTS AND INCLUDING: (A) A GENERALLY UPRIGHT MOUNTING PLATE CARRIED BY ONE OF SAID ELEMENTS, (B) SAID MOUNTING PLATE AT ITS LOWER END DEFINING AN UPWARDLY OPENING HOOK PORTION WHICH EXTENDS IN THE DIRECTION OF SAID OTHER OF SAID ELEMENTS, (C) A PLATE-LIKE LATCH MEMBER CARRIED BY SAID ONE ELEMENT IN LATERALLY DISPOSED RELATIONSHIP TO SAID MOUNTING PLATE AND MOUNTED THEREON FOR MOVEMENTS TOWARDS AND AWAY FROM SAID MOUNTING PLATE IN CLOSELY SPACED OVERLYING RELATIONSHIP TO SAID HOOK PORTION, (D) MEANS YIELDINGLY BIASING SAID LATCH MEMBER AWAY FROM SAID MOUNTING PLATE, AND (E) MEANS LIMITING SAID LAST MENTIONED MOVEMENT; THE COOPERATING STRUCTURE CARRIED BY THE OTHER OF SAID ELEMENTS INCLUDING: (1) UPPER AND LOWER DOWNWARDLY OPENING HOOK ELEMENTS, (2) SAID UPPER HOOK ELEMENT BEING ADAPTED TO BE RECEIVED OVER THE UPPER END PORTION OF SAID MOUNTING PLATE,
Claim 2
Dependent Claim
170 words
MEANS FOR DETACHABLY SECURING A WORK HEAD ELEMENT TO THE MOUNTING BRACKET ELEMENT PIVOTALLY SECURED ON A HORIZONTAL AXIS TO THE EXTENDED END OF A POWER-OPERATED BOOM, SAID INVENTION COMPRISING MEANS ON SAID ELEMENTS AND INCLUDING: (A) A GENERALLY UPRIGHT MOUNTING PLATE CARRIED BY ONE OF SAID ELEMENTS, (B) SAID MOUNTING PLATE AT ITS LOWER END DEFINING AN UPWARDLY OPENING HOOK PORTION WHICH EXTENDS IN THE DIRECTION OF SAID OTHER OF SAID ELEMENTS, (C) A PLATE-LIKE LATCH MEMBER CARRIED BY SAID ONE ELEMENT IN LATERALLY DISPOSED RELATIONSHIP TO SAID MOUNTING PLATE AND MOUNTED THEREON FOR MOVEMENTS TOWARDS AND AWAY FROM SAID MOUNTING PLATE IN CLOSELY SPACED OVERLYING RELATIONSHIP TO SAID HOOK PORTION, (D) MEANS YIELDINGLY BIASING SAID LATCH MEMBER AWAY FROM SAID MOUNTING PLATE, AND (E) MEANS LIMITING SAID LAST MENTIONED MOVEMENT; THE COOPERATING STRUCTURE CARRIED BY THE OTHER OF SAID ELEMENTS INCLUDING: (1) UPPER AND LOWER DOWNWARDLY OPENING HOOK ELEMENTS, (2) SAID UPPER HOOK ELEMENT BEING ADAPTED TO BE RECEIVED OVER THE UPPER END PORTION OF SAID MOUNTING PLATE,
References Cited (Backward Citations)
US3034237A
Cited
US2963183A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |