USD574403S1 - Hard rock percussion drill bit with paraboloid PCD inserts - Google Patents

Hard rock percussion drill bit with paraboloid PCD inserts Download PDF

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Publication number
USD574403S1
USD574403S1 US29/277,766 US27776607F USD574403S US D574403 S1 USD574403 S1 US D574403S1 US 27776607 F US27776607 F US 27776607F US D574403 S USD574403 S US D574403S
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US
United States
Prior art keywords
paraboloid
drill bit
hard rock
percussion drill
pcd inserts
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US29/277,766
Inventor
William J. Brady
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
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Individual
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Publication date
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Priority to US29/277,766 priority Critical patent/USD574403S1/en
Assigned to THE WILLIAM J. BRADY LOVING TRUST reassignment THE WILLIAM J. BRADY LOVING TRUST ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: BRADY, WILLIAM J.
Application granted granted Critical
Publication of USD574403S1 publication Critical patent/USD574403S1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a greatly enlarged side elevational view of a hard rock percussion drill bit embodying the invention.
FIG. 2 is a top plan view thereof.
FIG. 3 is a bottom view thereof.
FIG. 4 is a side elevation thereof, as rotated 90° from the FIG. 1 position, and partially fragmented and broken away to illustrate the interiorly threaded bore at the bottom end; and,
FIG. 5 is a perspective view of thereof.

Claims (1)

  1. The ornamental design for a hard rock percussion drill bit with paraboloid PCD inserts, as shown and described.
US29/277,766 2007-03-09 2007-03-09 Hard rock percussion drill bit with paraboloid PCD inserts Expired - Lifetime USD574403S1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/277,766 USD574403S1 (en) 2007-03-09 2007-03-09 Hard rock percussion drill bit with paraboloid PCD inserts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/277,766 USD574403S1 (en) 2007-03-09 2007-03-09 Hard rock percussion drill bit with paraboloid PCD inserts

Publications (1)

Publication Number Publication Date
USD574403S1 true USD574403S1 (en) 2008-08-05

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Family Applications (1)

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US29/277,766 Expired - Lifetime USD574403S1 (en) 2007-03-09 2007-03-09 Hard rock percussion drill bit with paraboloid PCD inserts

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090184564A1 (en) * 2008-01-22 2009-07-23 The William J. Brady Loving Trust Pcd percussion drill bit
US8641336B1 (en) 2011-08-12 2014-02-04 Charles A. Van Horssen Tool holder and cutting tool
US9551189B2 (en) 2008-01-22 2017-01-24 Wbm-Llc Polycrystalline diamond percussion drill bits using low thrust and torque for application with small diameter drill bits
USD818507S1 (en) * 2017-02-28 2018-05-22 Kennametal Inc Replaceable tip for a rotatable cutting tool
USD828415S1 (en) * 2016-07-14 2018-09-11 Mitsubishi Materials Corporation Drill bit tip
USD828416S1 (en) * 2016-07-14 2018-09-11 Mitsubishi Materials Corporation Drill bit tip
USD832318S1 (en) * 2016-07-14 2018-10-30 Mitsubishi Materials Corporation Drill bit tip
USD861051S1 (en) 2018-03-13 2019-09-24 Robit Oyj Drill bit
USD870168S1 (en) * 2018-03-13 2019-12-17 Robit Oyj Drill bit
USD875147S1 (en) * 2018-05-10 2020-02-11 Seed Technologies Corp., Ltd. Drill bit
US10907417B2 (en) 2008-01-22 2021-02-02 William J Brady Polycrystalline diamond chisel type insert for use in percussion drill bits even for use in large hole percussion drilling of oil wells
USD1005080S1 (en) * 2021-12-08 2023-11-21 Makita Corporation Portable electric jig saw body

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090184564A1 (en) * 2008-01-22 2009-07-23 The William J. Brady Loving Trust Pcd percussion drill bit
US9551189B2 (en) 2008-01-22 2017-01-24 Wbm-Llc Polycrystalline diamond percussion drill bits using low thrust and torque for application with small diameter drill bits
US10907417B2 (en) 2008-01-22 2021-02-02 William J Brady Polycrystalline diamond chisel type insert for use in percussion drill bits even for use in large hole percussion drilling of oil wells
US8641336B1 (en) 2011-08-12 2014-02-04 Charles A. Van Horssen Tool holder and cutting tool
USD828415S1 (en) * 2016-07-14 2018-09-11 Mitsubishi Materials Corporation Drill bit tip
USD828416S1 (en) * 2016-07-14 2018-09-11 Mitsubishi Materials Corporation Drill bit tip
USD832318S1 (en) * 2016-07-14 2018-10-30 Mitsubishi Materials Corporation Drill bit tip
USD818507S1 (en) * 2017-02-28 2018-05-22 Kennametal Inc Replaceable tip for a rotatable cutting tool
USD861051S1 (en) 2018-03-13 2019-09-24 Robit Oyj Drill bit
USD870168S1 (en) * 2018-03-13 2019-12-17 Robit Oyj Drill bit
USD875147S1 (en) * 2018-05-10 2020-02-11 Seed Technologies Corp., Ltd. Drill bit
USD1005080S1 (en) * 2021-12-08 2023-11-21 Makita Corporation Portable electric jig saw body

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