[특허]Pilot drill bit

[미국특허] Pilot drill bit 원문보기

IPC분류정보
국가/구분	United States(US) Patent 등록
국제특허분류(IPC7판)	B23B-051/02 B23B-051/06
출원번호	US-0078922 (1993-06-21)
발명자 / 주소	Noll Robert R. (2315 Willow Rd. Port Washington WI 53074)
인용정보	피인용 횟수 : 54 인용 특허 : 0

초록

A pilot drill bit includes a shank, with an abutment flange mounted fixedly to the shank, and coaxially aligned relative to the shank and the abutment flange are a plurality of drill sections of decreasing diameter terminating in a tip, with the sections arranged and sized for drill taps.

대표청구항 ▼

A pilot drill bit, comprising, an elongate shank, and an abutment flange fixedly and orthogonally mounted to the shank, and a series of pilot drill sections of descending diametrical sizing spaced from said abutment flange to an outermost end of the drill bit terminating in a conical tip, and each of the drill sections includes a fluted side wall, and wherein the shank, the abutment flange, and the drill sections are coaxially aligned relative to one another, and wherein each of the drill sections includes a first end wall spaced from and parallel a second end wall, wherein the first end wall and the second end wall are orthogonally oriented relative to the axis, and each drill section includes a central fluid cavity, and wherein the first end wall includes an internally threaded socket, and wherein the second end wall includes a threaded shank threadedly and removably mounted relative to the second end wall, wherein the threaded socket and the threaded shank are coaxially aligned relative to the axis, and wherein the side wall includes a plurality of fluid lubricant conduits directed therethrough in communication with the central cavity.

이 특허를 인용한 특허 (54) 인용/피인용 타임라인 분석

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Mirchandani, Prakash K.; Mosco, Alfred J.; Olsen, Eric W.; Caldwell, Steven G., Articles having improved resistance to thermal cracking.
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Mirchandani, Prakash K.; Mosco, Alfred J.; Olsen, Eric W.; Caldwell, Steven G., Articles having improved resistance to thermal cracking.
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Mirchandani, Prakash K.; Mosco, Alfred J.; Olsen, Eric W.; Caldwell, Steven G., Articles having improved resistance to thermal cracking.
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Bost, John; Fang, X. Daniel; Wills, David J.; Tonne, Edwin, Carbide cutting insert.
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Bost, John; Fang, X. Daniel; Wills, David J.; Tonne, Edwin, Carbide cutting insert.
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Mirchandani, Prakash K.; Mosco, Alfred J., Cemented carbide inserts for earth-boring bits.
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Mirchandani, Prakash K.; Chandler, Morris E.; Olsen, Eric W., Cemented carbide—metallic alloy composites.
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Morton, Craig W.; Dortch, Dewitt; Bost, John; Wills, David J., Coated cutting tools having a platinum group metal concentration gradient and related processes.
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Mirchandani, Prakash K.; Wills, David J.; Waller, Michale E.; Weigold, Jeffrey L.; Swearengin, Billy D., Coextrusion fabrication method.
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Mirchandani, Prakash K.; Waller, Michale E.; Weigold, Jeffrey L.; Swearengin, Billy D., Composite article with coolant channels and tool fabrication method.
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Fang, X. Daniel; Morton, Craig W.; Wills, David J., Composite articles.
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Fang, X. Daniel; Morton, Craig; Wills, David J., Composite articles.
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Mirchandani, Prakash K., Composite cemented carbide rotary cutting tools and rotary cutting tool blanks.
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Mirchandani, Prakash K., Composite cemented carbide rotary cutting tools and rotary cutting tool blanks.
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Fang, X. Daniel; Wills, David J.; Mirchandani, Prakash K., Composite cutting inserts and methods of making the same.
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Fang, X. Daniel; Wills, David J.; Mirchandani, Prakash K., Composite cutting inserts and methods of making the same.
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Mirchandani, Prakash K.; Keller, Bruce A., Composite rotary tool and tool fabrication method.
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Mirchandani, Prakash K.; Chandler, Morris E., Composite sintered powder metal articles.
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Miller, Michael, Crown dowel.
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Coleman, Heath C.; Mirchandani, Prakash K., Cutting inserts for earth-boring bits.
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Michael R. Miller ; Philip E. Haebler, Dowel.
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Miller Michael, Dowel and method of using same.
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Miller, Michael R., Dowel and pallet using dowel.
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Miller, Michael R., Dowel connection system and method.
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Kress, Dieter, Drilling tool and method for producing drill holes.
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Mirchandani, Prakash K., Earth-boring bit parts including hybrid cemented carbides and methods of making the same.
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Mirchandani, Prakash K.; Chandler, Morris E.; Waller, Michale E.; Coleman, Heath C., Earth-boring bits and other parts including cemented carbide.
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Mirchandani, Prakash K.; Chandler, Morris E.; Waller, Michale E.; Coleman, Heath C., Earth-boring bits and other parts including cemented carbide.
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Mirchandani, Prakash K.; Waller, Michale E.; Chandler, Morris E.; Coleman, Heath C., Earth-boring bits and other parts including cemented carbide.
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Mirchandani, Prakash K.; Waller, Michale E.; Chandler, Morris E.; Coleman, Heath C., Earth-boring bits and other parts including cemented carbide.
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Mirchandani, Prakash K.; Chandler, Morris E., Grinding roll including wear resistant working surface.
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Mirchandani, Prakash K.; Wills, David J.; Waller, Michale E.; Weigold, Jeffrey L.; Swearengin, Billy D., Injection molding fabrication method.
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Cook, Daniel J., Laryngeal mask.
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Cook, Daniel J., Laryngeal mask.
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Cook, Daniel J., Methods of forming a laryngeal mask.
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Mirchandani, Prakash K.; Chandler, Morris E., Methods of forming wear resistant layers on metallic surfaces.
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Mirchandani, Prakash K.; Waller, Michale E.; Weigold, Jeffrey L.; Mosco, Alfred J., Modular fixed cutter earth-boring bits, modular fixed cutter earth-boring bit bodies, and related methods.
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Mirchandani, Prakash K.; Waller, Michale E.; Weigold, Jeffrey L.; Mosco, Alfred J., Modular fixed cutter earth-boring bits, modular fixed cutter earth-boring bit bodies, and related methods.
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Mirchandani, Prakash K.; Chandler, Morris E., Reinforced roll and method of making same.
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Zurn,Benjamin J.; Herron,Bernie; Spindler,Robert G., Repair of insulating glass units.
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Cook, Daniel J., Retainer for laryngeal mask.
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Cook,Daniel J, Retainer for laryngeal mask.
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Miller, Michael R., Ribbed dowel.
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Cook, Daniel J, Self-pressurizing supraglottic airway.
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Cook, Daniel J., Self-pressurizing supraglottic airway.
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Cook, Daniel J., Self-pressurizing supraglottic airway.
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Newton,John Edgely, Speed blade.
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Allen, Douglas W.; McCool, Courtney D.; Theiler, Smith C.; Hohnl, Jr., Richard, Step drill bit.
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Allen, Douglas W.; McCool, Courtney D.; Theiler, Smith C.; Hohnl, Jr., Richard, Step drill bit.
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Petersen, David A., Surgical drill.
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Mirchandani, Prakash K.; Shook, V. Brian; Bowman, Grayson L.; Brown, Matthew D., Thread rolling die and method of making same.
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Miller, Michael; Studdert, Andrew P.; Tingley, Daniel, Wooden dowel in pallet assembly.
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IPC	Description
A	생활필수품
A62	인명구조; 소방(사다리 E06C)
A62B	인명구조용의 기구, 장치 또는 방법(특히 의료용에 사용되는 밸브 A61M 39/00; 특히 물에서 쓰이는 인명구조 장치 또는 방법 B63C 9/00; 잠수장비 B63C 11/00; 특히 항공기에 쓰는 것, 예. 낙하산, 투출좌석 B64D; 특히 광산에서 쓰이는 구조장치 E21F 11/00)
A62B-1/08	.. 윈치 또는 풀리에 제동기구가 있는 것

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[미국특허] Pilot drill bit 원문보기