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US3283513A Expired / Lapsed US ⏱️ 0.0 years remaining

Process of mounting elongated members in drill holes

Assignee: Individual
•
Filing: 1964-12-23
•
Granted: 1966-11-08
•
Expires: 1984-12-23
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Abstract

No abstract record available.

Inventors

  • 👤 Thomas W Kierans
  • 👤 William L Heard

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 16:04
CPC Classifications
E; E21; E21D; E21D20/00; E21D20/02; E21D20/025; E21D20/026; F; F16; F16B; F16B13/00; F16B13/14; F16B13/141; F16B13/143

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 286 words
PROCESS OF MOUNTING AN ELONGATED MEMBER IN A ROCK DRILL BORE HOLE WHICH COMPRISES FORMING A HARDENING BODY OF MATERIAL CONSISTING ESSENTIALLY OF A RESIN SELECTED FROM THE GROUP CONSISTING OF EPOXY AND POLYESTER RESINS, A HARDENER FOR SAID RESIN, AND A FINELY DIVIDED SOLID FILLER, MIXING SAID BODY TO A PLASTIC, INHERENTLY FORMRETAINING CONSISTENCY, SAID BODY RETAINING SAID CONSISTENCY FOR A LIMITED PERIOD OF TIME PRIOR TO HARDENING THEREOF, DURING SAID PERIOD OF TIME PLACING SAID BODY IN SAID BORE HOLE BY (A) INSERTING SAID BODY INTO AN OPEN-ENDED TUBE OF LESS DIAMETER THAN THAT OF SAID BORE HOLE, (B) INSERTING SAID BODY-CONTAINING TUBE INTO SAID BORE HOLE AND WITH AN OPEN END OF SAID TUBE IN CONTACT WITH THE BOTTOM WALL OF SAID HOLE, (C) WITHDRAWING SAID TUBE FROM AID HOLE WHILE APPLYING PRESSURE TO SAID BODY TO EXTRUDE IT OUT OF SAID TUBE AND INITIALLY INTO CONTACT WITH THE BOTTOM WALL OF SAID HOLE, AND THEN PROGRESSIVELY AND CONTINUOUSLY INTOCONTACT WITH THE SIDE WALL OF SAID HOLE BEGINNING WITH ITS LINE OF JUNCTURE WITH SAID BOTTOM WALL WHILE GRADUALLY WITHDRAWING SAID TUBE FROM SAID HILE, AND (D) COMPLETELY REMOVING SAID TUBE FROM SAID HOLE WHEN SAID BODY HAS BEEN EXTRUDED THEREFROM, SAID BODY FORMING A COLUMN THEREOF IN SAID HOLE IN ADHERENT, FIXED RELATION WITH RESPECT TO THE WALLS OF SAID HOLE, INSERTING AN ELONGATED MEMBER INTO SAID COLUMN WHILE STILL IN SAID PERIOD OF TIME IN SAID HOLE TO PARTIALLY DISPLACE SAID COLUMN AND PLACE IT IN CONTACT WITH THE ENTIRE SIDE AND END SURFACES OF THE PORTION OF SAID ELONGATED MEMBER DISPOSED IN SAID COLUMN, AND THEREAFTER PERMITTING SAID BODY TO HARDEN AND THEREBY ANCHOR SAID ELONGATED MEMBER IN SAID HOLE.
Claim 2
Dependent Claim 286 words
PROCESS OF MOUNTING AN ELONGATED MEMBER IN A ROCK DRILL BORE HOLE WHICH COMPRISES FORMING A HARDENING BODY OF MATERIAL CONSISTING ESSENTIALLY OF A RESIN SELECTED FROM THE GROUP CONSISTING OF EPOXY AND POLYESTER RESINS, A HARDENER FOR SAID RESIN, AND A FINELY DIVIDED SOLID FILLER, MIXING SAID BODY TO A PLASTIC, INHERENTLY FORMRETAINING CONSISTENCY, SAID BODY RETAINING SAID CONSISTENCY FOR A LIMITED PERIOD OF TIME PRIOR TO HARDENING THEREOF, DURING SAID PERIOD OF TIME PLACING SAID BODY IN SAID BORE HOLE BY (A) INSERTING SAID BODY INTO AN OPEN-ENDED TUBE OF LESS DIAMETER THAN THAT OF SAID BORE HOLE, (B) INSERTING SAID BODY-CONTAINING TUBE INTO SAID BORE HOLE AND WITH AN OPEN END OF SAID TUBE IN CONTACT WITH THE BOTTOM WALL OF SAID HOLE, (C) WITHDRAWING SAID TUBE FROM AID HOLE WHILE APPLYING PRESSURE TO SAID BODY TO EXTRUDE IT OUT OF SAID TUBE AND INITIALLY INTO CONTACT WITH THE BOTTOM WALL OF SAID HOLE, AND THEN PROGRESSIVELY AND CONTINUOUSLY INTOCONTACT WITH THE SIDE WALL OF SAID HOLE BEGINNING WITH ITS LINE OF JUNCTURE WITH SAID BOTTOM WALL WHILE GRADUALLY WITHDRAWING SAID TUBE FROM SAID HILE, AND (D) COMPLETELY REMOVING SAID TUBE FROM SAID HOLE WHEN SAID BODY HAS BEEN EXTRUDED THEREFROM, SAID BODY FORMING A COLUMN THEREOF IN SAID HOLE IN ADHERENT, FIXED RELATION WITH RESPECT TO THE WALLS OF SAID HOLE, INSERTING AN ELONGATED MEMBER INTO SAID COLUMN WHILE STILL IN SAID PERIOD OF TIME IN SAID HOLE TO PARTIALLY DISPLACE SAID COLUMN AND PLACE IT IN CONTACT WITH THE ENTIRE SIDE AND END SURFACES OF THE PORTION OF SAID ELONGATED MEMBER DISPOSED IN SAID COLUMN, AND THEREAFTER PERMITTING SAID BODY TO HARDEN AND THEREBY ANCHOR SAID ELONGATED MEMBER IN SAID HOLE.

References Cited (Backward Citations)

US2047344A Cited
US2376698A Cited
DE918086C Cited
US2930199A Cited
US2952129A Cited
US3111569A Cited
US3108443A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-11-07 1970-05-09 1970-11-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-11-07 1974-05-09 1974-11-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-11-07 1978-05-09 1978-11-08 $7700.00 Window Closed / Lapsed

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