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US3265056A Expired / Lapsed US ⏱️ 0.0 years remaining

Cutting of stone blocks into slabs by vertical gang saws

Assignee: Maschinenfabrik Esterer AG
•
Filing: 1963-08-20
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Granted: 1966-08-09
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Expires: 1983-08-20
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Abstract

No abstract record available.

Inventors

  • 👤 Pieper Eberhard
  • 👤 Weber Wilfried

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 19:10
CPC Classifications
B; B28; B28D; B28D1/00; B28D1/02; B28D1/06; B28D1/066; B28D7/00; B28D7/04

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 172 words
A DEVICE FOR CUTTING A STONE BLOCK INTO SLABS, THE DEVICE COMPRISING, IN COMBINATION, A SAW FRAME MOUNTED FOR RECIPROCATING MOTION IN A SUBSTANTIALLY VERTICAL PLANE; A GROUP OF PARALLEL VERTICAL BLADES IN SAID SAW FRAME; MEANS FOR VERTICALLY RECIPROCATING SAID SAW FRAME; A STATIONARY WORK TABLE IN FRONT OF, AND BEHIND, THE SAW FRAME, SAID TABLE HAVNG A HORIZONTAL PLANE TABLE SURFACE WHICH IS CONTINUOUS IN A LATERAL DIRECTION FOR AT LEAST THE WIDTH OF SAID GROUP OF BLADES; A PAIR OF TRANSVERSE SLATS FOR SUPPORTING THE ENDS OF THE BLOCK, SAID SLATS BEING OF A READILY SAWABLE MATERIAL AND HAVING A FLAT UNDERSURFACE RESTING IN CONTACT WITH, AND SLIDABLE ON, SAID TABLE SURFACE FOR AT LEAST THE WIDTH OF SAID GROUP OF BLADES; A HORIZONTAL WORK FRAME ON SAID TABLE, SAID WORK FRAME COMPRISING A LEADING TRANSVERSE FRAME MEMBER BEHIND SAID BLADES, A TRAILING FRAME MEMBER IN FRONT OF SAID BLADES, AND LATERAL FRAME MEMBERS CONNECTING SAID TRANSVERSE MEMBERS AND EXTENDING OUTSIDE OF SAID BLADES; MEANS ON SAID WORK FRAME

References Cited (Backward Citations)

US37335A Cited
US386147A Cited
US958684A Cited
US1637138A Cited
US1674519A Cited
US2615483A Cited
US2896605A Cited
US2951475A Cited
US3148673A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-08-08 1970-02-07 1970-08-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-08-08 1974-02-07 1974-08-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-08-08 1978-02-07 1978-08-09 $7700.00 Window Closed / Lapsed

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