US3382640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brick laying machine
Assignee: THOMAS
•
Filing: 1963-08-01
•
Granted: 1968-05-14
•
Expires: 1983-08-01
Abstract
No abstract record available.
Inventors
- 👤 Paul M Thomas
- 👤 Lawrence W Wright
- 👤 Russell W Burge
- 👤 Eugene E Crile
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:01
CPC Classifications
E; E04; E04G; E04G21/00; E04G21/14; E04G21/16; E04G21/22; E04G21/20; E04G2021/208
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
IN A BLOCK LAYING MACHINE THE COMBINATION OF: A FRAME; A MAIN CARRIAGE VERTICALLY MOVABLY MOUNTED ON SAID FRAME; AN ELONGATED TRACK MEANS SUPPORTED ON SAID MAIN CARRIAGE; A BLOCK CONVEYOR MOUNTED ON SAID MAIN CARRIAGE SUBSTANTIALLY PARALLEL TO SAID TRACK MEANS; A SECOND CARRIAGE MOVABLY MOUNTED LONGITUDINALLY OF SAID TRACK MEANS AND SAID CONVEYOR; THIRD MEANS OF SAID SECOND CARRIAGE MOVABLE IN A DIRECTION LATERALLY OF SAID TRACK MEANS AND SAID CONVEYOR; BLOCK GRASPING MEANS ON SAID THIRD MEANS FOR ENGAGING BLOCKS ON SAID CONVEYOR AND FOR MOVING THEM LATERALLY RELATIVE TO SAID CONVEYOR AND TO A POSITION OVER AN AREA ON WHICH BLOCKS ARE TO BE LAID; INDEXING MEANS ON SAID MAIN CARRIAGE FOR MOVING SAID SECOND CARRIAGE LONGITUDINALLY ALONG SAID TRACK MEANS INTERMITTENTLY AND IN PRECISE INCREMENTS COMPRISING: MEMBERS SPACED IN CORRESPONDENCE WITH SAID INCREMENTS; A MOTORIZED CRANK MEANS ON SAID SECOND CARRIAGE; AN ENGAGING MEANS ON SAID
Claim 2
Dependent Claim
151 words
IN A BLOCK LAYING MACHINE THE COMBINATION OF: A FRAME; A MAIN CARRIAGE VERTICALLY MOVABLY MOUNTED ON SAID FRAME; AN ELONGATED TRACK MEANS SUPPORTED ON SAID MAIN CARRIAGE; A BLOCK CONVEYOR MOUNTED ON SAID MAIN CARRIAGE SUBSTANTIALLY PARALLEL TO SAID TRACK MEANS; A SECOND CARRIAGE MOVABLY MOUNTED LONGITUDINALLY OF SAID TRACK MEANS AND SAID CONVEYOR; THIRD MEANS OF SAID SECOND CARRIAGE MOVABLE IN A DIRECTION LATERALLY OF SAID TRACK MEANS AND SAID CONVEYOR; BLOCK GRASPING MEANS ON SAID THIRD MEANS FOR ENGAGING BLOCKS ON SAID CONVEYOR AND FOR MOVING THEM LATERALLY RELATIVE TO SAID CONVEYOR AND TO A POSITION OVER AN AREA ON WHICH BLOCKS ARE TO BE LAID; INDEXING MEANS ON SAID MAIN CARRIAGE FOR MOVING SAID SECOND CARRIAGE LONGITUDINALLY ALONG SAID TRACK MEANS INTERMITTENTLY AND IN PRECISE INCREMENTS COMPRISING: MEMBERS SPACED IN CORRESPONDENCE WITH SAID INCREMENTS; A MOTORIZED CRANK MEANS ON SAID SECOND CARRIAGE; AN ENGAGING MEANS ON SAID
References Cited (Backward Citations)
US1615859A
Cited
US1926415A
Cited
US1953452A
Cited
US2090959A
Cited
US2940298A
Cited
US3177621A
Cited
US3179134A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |