US3108350A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sawing device
Assignee: Individual
•
Filing: 1961-04-17
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Granted: 1963-10-29
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Expires: 1981-04-17
Abstract
No abstract record available.
Inventors
- 👤 Bergling Karl Aldo Ludvig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 01:01
CPC Classifications
B; B28; B28B; B28B11/00; B28B11/14; B28B11/145; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/887; Y10T83/8871; Y10T83/929; Y10T83/9292
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
A SAWING DEVICE, PARTICULARLY FOR SAWING NON-CURED LIGHT-WEIGHT CONCRETE, INCLUDING A SAW FRAME HAVING AT LEAST ONE SAW MEMBER, SUCH AS A WIRE OR A SAW BLADE, ARRANGED THEREIN IN A STRETCHED CONDITION, AND A DRIVING MEANS ARRANGED TO IMPART TO THE SAW MEMBER A RECIPROCATING MOVEMENT, CHARACTERIZED IN THAT THE ENDS OF THE SAW MEMBER ARE SECURED IN STRETCHED CONDITION BETWEEN CONFRONTING END PORTIONS OF GENERALLY PARALLEL ARMS PIVOTALLY CONNECTED TO THE SAW FRAME, THOSE ENDS OF SAID ARMS WHICH ARE REOTE FROM SAID SAW MEMBER BEING PIVOTALLY INTERCONNECTED BY A ROD GENERALLY PARALLEL TO SAID SAW MEMBER, THE PIVOTAL COINNECTIONS OF SAID ARMS TO SAID SAW FRAME BEING INTERMEDIATE SAID ENDS OF SAID ARMS, AND MEANS FOR ROCKING SAID ARMS ABOIUT THE PIVOTAL CONNECTIONS OF SAID ARMS TO SAID SAW FRAME, WHEREBY THE ROCKING OF SAID ARMS ABOUT SAID PIVOTAL CONNECTIONS IN A GENERALLY VERTICAL PLANE IMPARTS A GENERALLY HORIZONTALLY RECIPROCATING MOVEMENT TO SAID SAW MEMBER, RESULTING IN A SAW CUT, AND FURTHER CHARACTERIZED IN THAT SAID SAW FRAME IS ARRANGED TO BE MOVABLE IN THE DIRECTION OF THE SAW CUT.
Claim 2
Dependent Claim
183 words
A SAWING DEVICE, PARTICULARLY FOR SAWING NON-CURED LIGHT-WEIGHT CONCRETE, INCLUDING A SAW FRAME HAVING AT LEAST ONE SAW MEMBER, SUCH AS A WIRE OR A SAW BLADE, ARRANGED THEREIN IN A STRETCHED CONDITION, AND A DRIVING MEANS ARRANGED TO IMPART TO THE SAW MEMBER A RECIPROCATING MOVEMENT, CHARACTERIZED IN THAT THE ENDS OF THE SAW MEMBER ARE SECURED IN STRETCHED CONDITION BETWEEN CONFRONTING END PORTIONS OF GENERALLY PARALLEL ARMS PIVOTALLY CONNECTED TO THE SAW FRAME, THOSE ENDS OF SAID ARMS WHICH ARE REOTE FROM SAID SAW MEMBER BEING PIVOTALLY INTERCONNECTED BY A ROD GENERALLY PARALLEL TO SAID SAW MEMBER, THE PIVOTAL COINNECTIONS OF SAID ARMS TO SAID SAW FRAME BEING INTERMEDIATE SAID ENDS OF SAID ARMS, AND MEANS FOR ROCKING SAID ARMS ABOIUT THE PIVOTAL CONNECTIONS OF SAID ARMS TO SAID SAW FRAME, WHEREBY THE ROCKING OF SAID ARMS ABOUT SAID PIVOTAL CONNECTIONS IN A GENERALLY VERTICAL PLANE IMPARTS A GENERALLY HORIZONTALLY RECIPROCATING MOVEMENT TO SAID SAW MEMBER, RESULTING IN A SAW CUT, AND FURTHER CHARACTERIZED IN THAT SAID SAW FRAME IS ARRANGED TO BE MOVABLE IN THE DIRECTION OF THE SAW CUT.
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) | 1966-10-28 | 1967-04-29 | 1967-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-28 | 1971-04-29 | 1971-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-28 | 1975-04-29 | 1975-10-29 | $7700.00 | Window Closed / Lapsed |