Patents by Inventor Vladimir Volokh
Vladimir Volokh has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11554426Abstract: A rotary cutting tool that implements a chip space in proportion to a feed-per-tooth is proposed. The rotary cutting tool includes a cutting part in which a plurality of cutting teeth and flutes are alternately formed, wherein a cross-section of the cutting part perpendicular to a central axis is divided into a plurality of cutting tooth spaces defining a section between cutting edges of adjacent cutting teeth on the basis of the central axis, such that all of the cutting tooth spaces are designed in different sizes, or some of the plurality of cutting tooth spaces are set in different sizes from the other cutting tooth spaces.Type: GrantFiled: May 11, 2020Date of Patent: January 17, 2023Assignee: YG-1 Co., Ltd.Inventors: Vladimir Volokh, Young Koon Park, Hyung Suk Kim, Hyun Seok Oh
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Publication number: 20210331257Abstract: A rotary cutting tool that implements a chip space in proportion to a feed-per-tooth is proposed. The rotary cutting tool includes a cutting part in which a plurality of cutting teeth and flutes are alternately formed, wherein a cross-section of the cutting part perpendicular to a central axis is divided into a plurality of cutting tooth spaces defining a section between cutting edges of adjacent cutting teeth on the basis of the central axis, such that all of the cutting tooth spaces are designed in different sizes, or some of the plurality of cutting tooth spaces are set in different sizes from the other cutting tooth spaces.Type: ApplicationFiled: May 11, 2020Publication date: October 28, 2021Applicant: YG-1 Co., Ltd.Inventors: Vladimir VOLOKH, Young Koon PARK, Hyung Suk KIM, Hyun Seok OH
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Patent number: 9333565Abstract: The present invention relates to a rotary cutting tool consisting of a shank and at least one cutting section comprising a plurality of cutting teeth, the cutting section being conceptionaly and functionally divided into several sub-sections along the tool axis (“zones” for brevity), wherein each zone has its own core form and its own cutting edges, its own teeth land form and its own zone cutting length, these being selected according to the perceived task for which each zone of the tool is to be optimized.Type: GrantFiled: February 15, 2012Date of Patent: May 10, 2016Assignee: SOMTA TOOLS (PTY) LTD.Inventor: Vladimir Volokh
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Publication number: 20150290833Abstract: The present invention discloses a chain tool for chip removing and/or shredding. The chain tool comprises a tool body having a longitudinal axis, and a chain arranged about the tool body and comprising chain members consecutively linked therebetween. The tool body comprises a generally axi-symmetric envelope extending about the longitudinal axis and disposed between generally radially-extending coaxially-aligned first and second ends of the tool body. The tool body further comprises a plurality of channels circumferentially defined on the envelope. The chain members are disposed on the plurality of channels about the envelope and are configured to spiral circumferentially about the tool body from the first end to the second end.Type: ApplicationFiled: November 2, 2013Publication date: October 15, 2015Inventors: Genadi Rabinovich, Ran Gur, Vladimir Volokh
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Patent number: 8979445Abstract: A rotary cutting tool includes a first end defined by a cutting profile and structured to perform cutting operations on a workpiece. The cutting tool also includes an opposite second end structured to be mounted in a machine tool, a central longitudinal axis extending between the first and second ends, and a generally cylindrical body disposed about the central longitudinal axis between the first end and the opposite second end. The cutting profile includes a first portion adjacent the central longitudinal axis and disposed generally at a first angle relative to the central longitudinal axis; a second portion adjacent the first portion and disposed generally at a second angle relative to the central longitudinal axis; and a third portion adjacent the second portion and disposed generally at a third angle relative to the central longitudinal axis. The second angle is greater than both the first and third angles.Type: GrantFiled: October 15, 2010Date of Patent: March 17, 2015Assignee: Hanita Metal Factory LtdInventors: Karthik Sampath, Vladimir Volokh
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Patent number: 8807882Abstract: A face milling cutter has a shank portion adjoining a cutting portion. The cutting portion terminates in a plurality of cutting edges extending in a radial direction from a central axis of the face milling cutter. The cutting edges are convexly curved at least along a part of their length. A portion of the cutting edges proximate the central axis is nearer in an axial direction to the shank portion than a point, X, on the cutting edges that is farthest away from the shank portion. A distance Y, between the point, X, and the central axis is between 20% and 40% of a diameter, D, of the face milling cutter, and a central portion extends the distance, Y, and has a radius of curvature of about 110% of the diameter, D.Type: GrantFiled: October 3, 2008Date of Patent: August 19, 2014Assignee: Hanita Metal Works, Ltd.Inventors: Vladimir Volokh, Sergei Boulakhov, Shay Zeidner, Leonid Sharivker
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Publication number: 20130315681Abstract: The present invention relates to a rotary cutting tool consisting of a shank and at least one cutting section comprising a plurality of cutting teeth, the cutting section being conceptionaly and functionally divided into several sub-sections along the tool axis (“zones” for brevity), wherein each zone has its own core form and its own cutting edges, its own teeth land form and its own zone cutting length, these being selected according to the perceived task for which each zone of the tool is to be optimized.Type: ApplicationFiled: February 15, 2012Publication date: November 28, 2013Inventor: Vladimir Volokh
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Publication number: 20130008004Abstract: A method of making chatter-resistant end mills includes: (a) forming an end mill having unequal angular spacing between adjacent teeth, (b) cutting a test work piece with the end mill and measuring vibrations and resonance; (c) upon detecting undesired levels of vibration and resonance, adjusting the angular spacing between adjacent teeth to reduce vibration and resonance and forming another end mill having the adjusted angular spacing; (d) cutting a test work piece with the adjusted end mill and measuring vibrations and resonance; (e) repeating steps (c) and (d) until an end mill is formed in which vibration produced by the angular spacing between at least one pair of adjacent teeth cancels out at least a portion of the vibration produced by the angular spacing between at least one other pair of adjacent teeth; and (f) making at least one production end mill conforming to step (e).Type: ApplicationFiled: July 16, 2012Publication date: January 10, 2013Inventors: VLADIMIR VOLOKH, SERGEI BOULAKHOV, LEONID SHARIVKER, SHAY ZEIDNER, VLADIMIR GALIPKO
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Publication number: 20120282044Abstract: A rotary cutting tool formed from a blank, the rotary cutting tool comprising at least one tooth having a root, a cutting edge formed of veined PCD, and a face disposed between the root and the cutting edge. The face, as viewed in a cross-section perpendicular to an axis of the cutting tool, includes a first curved surface proximate the cutting edge and a second curved surface proximate the root and the first curved surface. For each cutting edge, the blank is provided with a respective groove having a leading surface that corresponds in shape to the first curved surface of the respective tooth.Type: ApplicationFiled: August 16, 2010Publication date: November 8, 2012Inventors: Vladimir Volokh, Leonid Sharivker
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Patent number: 8221036Abstract: A chatter-resistant end mill and a method of making such an end mill, in which the teeth of the end mill are unequally spaced apart to substantially reduce or eliminate vibrations produced during cutting of a work piece.Type: GrantFiled: August 6, 2007Date of Patent: July 17, 2012Assignee: Hanita Metal Works, Ltd.Inventors: Vladimir Volokh, Sergei Boulakhov, Leonid Sharivker, Shay Zeidner, Vladimir Galipko
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Publication number: 20120126496Abstract: A method for making by assembling a tool to and in a tool holder, and the tool and tool holder, and the assembled tool and tool holder. The tool is shrink-fitted into a cylindrical bore of the tool holder, and a shoulder of the tool abuts an abutment face of the tool holder. A structure, such as press, a screw, a draw bolt, or a cylinder, for example, is provided to apply an axial force to the cutting tool to force the tool shoulder against the abutment face of the tool holder.Type: ApplicationFiled: November 16, 2011Publication date: May 24, 2012Applicant: KENNAMETAL INC.Inventor: Vladimir VOLOKH
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Publication number: 20120093600Abstract: A rotary cutting tool for performing hole-cutting operations on a workpiece includes a first end structured to engage and perform cutting operations on the workpiece. The first end is defined by a cutting profile. The cutting tool also includes an opposite second end structured to be mounted in a machine tool, a central longitudinal axis extending between the first and second ends, and a generally cylindrical body disposed about the central longitudinal axis between the first end and the opposite second end. The cutting profile comprises a first portion adjacent the central longitudinal axis and disposed generally at a first angle relative to the central longitudinal axis; a second portion adjacent the first portion and disposed generally at a second angle relative to the central longitudinal axis; and a third portion adjacent the second portion and disposed generally at a third angle relative to the central longitudinal axis. The second angle is greater than both the first and third angles.Type: ApplicationFiled: October 15, 2010Publication date: April 19, 2012Inventors: KARTHIK SAMPATH, VLADIMIR VOLOKH
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Patent number: 8142119Abstract: A method of orbital milling is performed using an orbital end mill, which has a cutting bit designed for orbital end milling. The abstract of the disclosure is submitted herewith as required by 37 C.F.R. §1.72(b). As stated in 37 C.F.R. §1.72(b): A brief abstract of the technical disclosure in the specification must commence on a separate sheet, preferably following the claims, under the heading “Abstract of the Disclosure.” The purpose of the abstract is to enable the Patent and Trademark Office and the public generally to determine quickly from a cursory inspection the nature and gist of the technical disclosure. The abstract shall not be used for interpreting the scope of the claims. Therefore, any statements made relating to the abstract are not intended to limit the claims in any manner and should not be interpreted as limiting the claims in any manner.Type: GrantFiled: September 28, 2007Date of Patent: March 27, 2012Assignee: Hanita Metal Works LtdInventor: Vladimir Volokh
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Patent number: 8079790Abstract: A method for making by assembling a tool to and in a tool holder, and the tool and tool holder, and the assembled tool and tool holder. The tool is shrink-fitted into a cylindrical bore of the tool holder, and a shoulder of the tool abuts an abutment face of the tool holder. Structure, such as press, a screw, a draw bolt, or a cylinder, for example, is provided to apply an axial force to the cutting tool to force the tool shoulder against the abutment face of the tool holder.Type: GrantFiled: October 1, 2007Date of Patent: December 20, 2011Assignee: Hanita Metal Works, Ltd.Inventor: Vladimir Volokh
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Patent number: 7909545Abstract: A machining tool, such as a ballnose end mill, a flat end mill, or a drill, which has a center area that is designed for improved ejection of chips produced during cutting of a workpiece. The machining tool has an edge on the end or tip of the tool starting proximate to the central rotational axis of the tool at a position located a distance above the x axis and to the right of the y axis.Type: GrantFiled: December 11, 2007Date of Patent: March 22, 2011Assignee: Hanita Metal Works, Ltd.Inventor: Vladimir Volokh
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Patent number: 7665934Abstract: A cutting tap that has an elongate tap body with a fluted section at the axial forward end thereof wherein the fluted section includes a chamfered fluted section and a finishing fluted section. Each cutting thread in the chamfered fluted section has a cutting face disposed at a cutting face angle that becomes more negative the more axially rearward the cutting thread is from the axial forward end of the chamfered fluted section. Each cutting thread in the finishing fluted section has a cutting face disposed at a finishing cutting face angle that is essentially equal. The finishing cutting face angle is more negative than the cutting face angle for the cutting thread at the axial rearward termination of the chamfered fluted section.Type: GrantFiled: October 18, 2006Date of Patent: February 23, 2010Assignees: Kennametal Inc., Yamawa Manufacturing LtdInventors: Willard E. Henderer, Vladimir Volokh, Sadayuki Akaki
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Publication number: 20090252564Abstract: A face milling cutter. The abstract of the disclosure is submitted herewith as required by 37 C.F.R. §1.72(b). As stated in C.F.R. §1.72(b): A brief abstract of the technical disclosure in the specification must commence on a separate sheet, preferably following the claims, under the heading “Abstract of the Disclosure.” The purpose of the abstract is to enable the Patent and Trademark Office and the public generally to determine quickly from a cursory inspection the nature and gist of the technical disclosure. The abstract shall not be used for interpreting the scope of the claims. Therefore, any statements made relating to the abstract are not intended to limit the claims in any manner and should not be interpreted as limiting the claims in any manner.Type: ApplicationFiled: October 3, 2008Publication date: October 8, 2009Inventors: Vladimir VOLOKH, Sergel BOULAKHOV, Shay ZEIDNER, Leonid Sharivker
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Patent number: 7393160Abstract: A rotary multi-tooth milling cutter, each tooth having a tooth face is provided. The tooth face has at least two sections, a first section nearest the cutting edge having a convex form as viewed in a cross section perpendicular to the cutter axis and a second section in a concave form.Type: GrantFiled: February 22, 2007Date of Patent: July 1, 2008Assignee: Kennametal Inc.Inventor: Vladimir Volokh
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Publication number: 20080152438Abstract: The present invention relates to tools for the machining of materials by milling or drilling. The invention provides an improved form for an end mill having a semi-spherical cutting end, or flat cutting end, or drill end the center area of which is configured to better eject chips and thus to improve the surface finish of the metal work piece and tool life. The comprising a body portion to be gripped by a machine tool and a plurality of flutes machined to form a cutting tooth adjacent to the flute, each tooth being provided with a chisel edge, the cutting end being semispherical, or flat, or like drill point and when viewed endwise there being seen a cutting edge starting proximate to the tool center at a position B above the x axis and 0.5A to the right of the y axis.Type: ApplicationFiled: December 11, 2007Publication date: June 26, 2008Inventor: Vladimir VOLOKH
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Publication number: 20080095587Abstract: A cutting tap that has an elongate tap body with a fluted section at the axial forward end thereof wherein the fluted section includes a chamfered fluted section and a finishing fluted section. Each cutting thread in the chamfered fluted section has a cutting face disposed at a cutting face angle that becomes more negative the more axially rearward the cutting thread is from the axial forward end of the chamfered fluted section. Each cutting thread in the finishing fluted section has a cutting face disposed at a finishing cutting face angle that is essentially equal. The finishing cutting face angle is more negative than the cutting face angle for the cutting thread at the axial rearward termination of the chamfered fluted section.Type: ApplicationFiled: October 18, 2006Publication date: April 24, 2008Inventors: Willard E. Henderer, Vladimir Volokh, Sadayuki Akaki