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US3099091A Expired / Lapsed US ⏱️ 0.0 years remaining

Chalk line impregnator

Assignee: Individual
•
Filing: 1960-06-29
•
Granted: 1963-07-30
•
Expires: 1980-06-29
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Abstract

No abstract record available.

Inventors

  • 👤 Carey B Hindall

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 20:36
CPC Classifications
B; B44; B44D; B44D3/00; B44D3/38

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 285 words
FOR USE IN IMPREGNATING A SNAP-TYPE CHALK LINE WITH CHALK; A PORTABLE BOX PROVIDING A CONTAINER FOR THE CHALK WHICH IS USED IN CHALKING THE LINE, SAID BOX HAVING A FLAT BOTTOM WALL, END WALLS, FRONT AND BACK WALLS, BEING OPEN AT THE TOP AND PROVIDED WITH A COVER, SAID COVER HAVING A HANDGRIP EXTERIORLY LOCATED AND POSITIONED SO THAT BY CATCHING HOLD OF THE GRIP AND FORCING DOWNWARDLY ON THE BOX THE FLAT BOTTOM WALL THEREOF MAY BE FORCED INTO FIRM CONTACT WITH A PORTION OF THE SURFACE WHICH IS ADAPTED TO BE LINED WITH CHALK, A PULLEY MOUNTED FOR ROTATION IN THE RECEPTACLE PORTION OF SAID CONTAINER, SAID PULLEY HAVING A HUB PORTION ENCIRCLED BY RIM FLANGES AND MARGINAL OUTSTANDING CIRCUMFERENTIALLY SPACED CHALK AGITATING FINGERS COOPERABLE WITH SAID FLANGES, INLET AND OUTLET GUIDES MOUNTED IN AXIAL ALIGNMENT WITH EACH OTHER ON THE RESPECTIVE END WALLS, A CHALK LINE HAVING A PORTION WOUND SEVERAL TIMES AROUND THE PULLEY AND END PORTIONS THREADED AND SLIDABLE THROUGH SAID GUIDES, SAID GUIDES BEING MOUNTED ON AND PROJECTING BEYOND THE RESPECTIVE LEFT AND RIGHT END WALLS OF SAID CONTAINER, AND LINE SNUBBING AND TAUTENING BRACKETS FIXED ON LOWER PORTIONS OF SAID END WALLS DIRECTLY BENEATH THEIR RESPECTIVE GUIDES, PORTIONS OF THE LINE BEING DETACHABLY CONNECTIBLE WITH AND TAUTLY DRAWN ABOUT THE BRACKETS WHEREBY OTHER INDIVIDUAL OPERATORS HOLDING REMOTE OPPOSITE ENDS OF THE LINE AND DRAWING THE OVERALL LINE TIGHTLY NOT ONLY TENSIONS THE LINE BUT POSITIONS THE CONTAINER, GUIDES, AND COACTING PORTIONS OF THE LINE IN THE EXACT ALIGNED POSITION NEEDED FOR ACCURATE USE BY THE USER WHO IS HANDLING IT, A LINE STORING REEL, AND MEANS REMOVABLY MOUNTING SAID REEL ON AN EXTERIOR WALL OF SAID CONTAINER.

References Cited (Backward Citations)

US517720A Cited
US526937A Cited
DE361580C Cited
US837806A Cited
US1098033A Cited
US1152221A Cited
US1545327A Cited
FR790558A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-07-29 1967-01-28 1967-07-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-07-29 1971-01-28 1971-07-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-07-29 1975-01-28 1975-07-30 $7700.00 Window Closed / Lapsed

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