Patent US3302470A successfully refreshed from Google Patents.
US3302470A
Expired / Lapsed
US
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Vibrohammer
Assignee: ZAKLADY SPRZETU BUDOWLANEGO NR 2
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Filing: 1964-03-25
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Granted: 1967-02-07
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Expires: 1984-03-25
Abstract
No abstract record available.
Inventors
- 👤 Raniszewski Jozef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:02
CPC Classifications
B; B06; B06B; B06B1/00; B06B1/10; B06B1/16; B06B1/161; B06B1/166; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18344
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
170 words
A VIBROHAMMER OF VERTICAL AND ROTARY ACTION FOR DRIVING PILES, TUBING AND THE LIKE, COMPRISING; A FRAME CONSTRUCTED AND ARRANGED TO BE MOUNTED ON THE UPPER END OF AN ELEMENT TO BE DRIVEN, AND INCLUDING A TRANSMITTING MEMBER BEARING AGAINST THE ELEMENT FOR TRANSMITTING VERTICAL PERCUSSIONS THERETO, AND UPRIGHT FRAME MEMBERS CONNECTED TO AND EXTENDING UPWARDLY FROM SAID TRANSMITTING MEMBER; AND VIBRATORY MEANS OPERATIVELY MOUNTED IN SAID FRAME FOR PERCUSSIVELY STRIKING SAID TRANSMITTING MEMBER VERTICALLY AND FOR TRANSMITTING ROTARY VIBRATIONS TO SAID FRAME, SAID VIBRATORY MEANS COMPRISING A STRIKING MASS, A PLURALITY OF SPRINGS RESILIENTLY SUPPORTING SAID STRIKING MASS IN SAID FRAME RELATIVELY ABOVE SAID TRANSMITTING MEMBER, MEANS FOR ADJUSTING SAID SPRINGS SO AS SELECTIVELY TO VARY THE AT-REST CLEARANCE BETWEEN SAID STRIKING MASS AND SAID TRANSMITTING MEMBER, A PLURALITY OF BEARING MEMBERS EXTENDING FROM SAID STRIKING MASS AND GUIDEDLY ENGAGING SAID UPRIGHT FRAME MEMBERS FOR GUIDING THE MOVEMENT OF SAID STRIKING MASS AND TRANSMITTING ROTARY VIBRATIONS THEREFROM TO SAID UPRIGHT FRAME MEMBERS, TWO PARALLEL AND HORIZONTAL SHAFTS ROTATABLY MOUNTED
Claim 2
Dependent Claim
170 words
A VIBROHAMMER OF VERTICAL AND ROTARY ACTION FOR DRIVING PILES, TUBING AND THE LIKE, COMPRISING; A FRAME CONSTRUCTED AND ARRANGED TO BE MOUNTED ON THE UPPER END OF AN ELEMENT TO BE DRIVEN, AND INCLUDING A TRANSMITTING MEMBER BEARING AGAINST THE ELEMENT FOR TRANSMITTING VERTICAL PERCUSSIONS THERETO, AND UPRIGHT FRAME MEMBERS CONNECTED TO AND EXTENDING UPWARDLY FROM SAID TRANSMITTING MEMBER; AND VIBRATORY MEANS OPERATIVELY MOUNTED IN SAID FRAME FOR PERCUSSIVELY STRIKING SAID TRANSMITTING MEMBER VERTICALLY AND FOR TRANSMITTING ROTARY VIBRATIONS TO SAID FRAME, SAID VIBRATORY MEANS COMPRISING A STRIKING MASS, A PLURALITY OF SPRINGS RESILIENTLY SUPPORTING SAID STRIKING MASS IN SAID FRAME RELATIVELY ABOVE SAID TRANSMITTING MEMBER, MEANS FOR ADJUSTING SAID SPRINGS SO AS SELECTIVELY TO VARY THE AT-REST CLEARANCE BETWEEN SAID STRIKING MASS AND SAID TRANSMITTING MEMBER, A PLURALITY OF BEARING MEMBERS EXTENDING FROM SAID STRIKING MASS AND GUIDEDLY ENGAGING SAID UPRIGHT FRAME MEMBERS FOR GUIDING THE MOVEMENT OF SAID STRIKING MASS AND TRANSMITTING ROTARY VIBRATIONS THEREFROM TO SAID UPRIGHT FRAME MEMBERS, TWO PARALLEL AND HORIZONTAL SHAFTS ROTATABLY MOUNTED
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |