Patents by Inventor Michael J. Shaffer
Michael J. Shaffer 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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Publication number: 20130061837Abstract: Provided is a crossbow riser that may comprise a plurality of cells defined by walls. The walls may consist essentially of a material wherein the yield tensile strength at 0.2% strain is greater than 780 MPa, and either the specific strength is greater than 200 kN·m/kg, or the density is less than 6.0 g/cc. The cells may collectively define a first volume. The walls may collectively define a second volume. The ratio of the first volume to the second volume may be greater than 1.5.Type: ApplicationFiled: September 10, 2012Publication date: March 14, 2013Applicant: Hunter's Manufacturing Company, Inc. d/b/a as TenPoint Crossbow TechnologiesInventors: Richard L. Bednar, Richard W. Gardner, Michael J. Shaffer
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Patent number: 8376882Abstract: A device for allowing a crossbow to be released from a drawn position without damaging the crossbow. The device may comprise an elongated member having a substantially cylindrical shape that can be positioned on the upper surface of the barrel of a crossbow. The device may comprise a notched end shaped to receive the bowstring of the crossbow and allows the device to be projected by the bowstring upon actuation of the crossbow's trigger lever.Type: GrantFiled: June 30, 2009Date of Patent: February 19, 2013Assignee: Hunter's Manufacturing Company, Inc.Inventors: Michael J. Shaffer, Richard W. Gardner, Richard J. Bednar
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Patent number: 8375928Abstract: A bowstring drawing mechanism for drawing and controllably releasing a crossbow bowstring comprises a clutch mechanism. The clutch mechanism protects the bowstring drawing mechanism from damage caused by over-cranking and allows the user to controllably release the bowstring from the drawn position.Type: GrantFiled: June 11, 2010Date of Patent: February 19, 2013Assignee: Hunter's Manufacturing Company, Inc.Inventors: Richard L. Bednar, Michael J. Shaffer
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Publication number: 20120204849Abstract: A cocking device for drawing the bowstring of a crossbow that can be selectively installed on an existing crossbow. The cocking device comprises a shape designed to prevent the cocking device from being improperly installed.Type: ApplicationFiled: February 16, 2011Publication date: August 16, 2012Applicant: Hunter's Manufacturing Company, Inc., d/b/a TenPoint Crossbow TechnologiesInventors: Richard L. Bednar, Michael J. Shaffer, Jacob A. Hout
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Publication number: 20120199106Abstract: A crossbow may include a crossbow barrel having reduced weight and increased strength and shock resistance to the crossbow. This invention may also aid in improving torsional resistance, improving specific stiffness, and increasing compresses strength. The invention may also reduce friction between a barrel and a bow string to increase bow string life. The invention may also reduce the friction between a barrel and a bow to allow added arrow distance. Additionally, the crossbow may decrease both vibration and sound.Type: ApplicationFiled: January 5, 2012Publication date: August 9, 2012Applicant: Hunter's Manufacturing Company, Inc., d/b/a TenPoint Crossbow TechnologiesInventors: Richard L. Bednar, Michael J. Shaffer, Derrick J. Miller, Jacob A. Hout, Dennis A. Schramm
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Patent number: 8220445Abstract: A crossbow grip guard for preventing the fingers of an associated user from extending above a top portion of a stock of an associated crossbow. The crossbow grip guard may be adapted to be retro-fitted to an existing crossbow and may comprise a main body and an outwardly extending member that extends away from an exterior surface of the main body to create an obstacle or barrier positioned along a length of the main body and is designed to prevent the fingers of the associated user from extending above the top portion of the stock when firing the crossbow.Type: GrantFiled: January 8, 2010Date of Patent: July 17, 2012Assignee: Hunter's Maunfacturing Company, Inc.Inventors: Richard L. Bednar, Michael J. Shaffer
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Patent number: 8191541Abstract: A crossbow may include a main beam; a compound bow assembly mounted to the main beam; and, a trigger mechanism mounted to the main beam for use in holding a bowstring in a cocked position. The crossbow may include wheels at opposite ends of the bow that operatively receive the bowstring. The wheels may be separated by a wheel distance (WD) when the crossbow is in an un-cocked position. The crossbow may also have a power stroke distance (PD) and the ratio WD/PD may be less than 2.0.Type: GrantFiled: August 25, 2010Date of Patent: June 5, 2012Assignee: Hunter's Manufacturing Company, Inc.Inventors: Michael J. Shaffer, Richard L. Bednar
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Publication number: 20120080021Abstract: A crossbow may include a main beam; a compound bow assembly mounted to the main beam; and, a trigger mechanism mounted to the main beam for use in holding a bowstring in a cocked position. The crossbow may include wheels at opposite ends of the bow that operatively receive the bowstring. The wheels may be separated by a wheel distance (WD) when the crossbow is in an un-cocked position. The crossbow may also have a power stroke distance (PD) and the ratio WD/PD may be less than 2.0.Type: ApplicationFiled: December 6, 2011Publication date: April 5, 2012Applicant: Hunter's Manufacturing Company, Inc., d/b/a TenPoint Crossbow TechnologiesInventors: Michael J. Shaffer, Richard L. Bednar
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Publication number: 20120080020Abstract: A crossbow may include a main beam; a compound bow assembly mounted to the main beam; and, a trigger mechanism mounted to the main beam for use in holding a bowstring in a cocked position. The crossbow may include wheels at opposite ends of the bow that operatively receive the bowstring. The wheels may be separated by a wheel distance (WD) when the crossbow is in an un-cocked position. The crossbow may also have a power stroke distance (PD) and the ratio WD/PD may be less than 2.0.Type: ApplicationFiled: December 6, 2011Publication date: April 5, 2012Applicant: Hunter's Manufacturing Company, Inc., d/b/a TenPoint Crossbow TechnologiesInventors: Michael J. Shaffer, Richard L. Bednar
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Publication number: 20120073555Abstract: A crossbow may include a main beam; a compound bow assembly mounted to the main beam; and, a trigger mechanism mounted to the main beam for use in holding a bowstring in a cocked position. The crossbow may include wheels at opposite ends of the bow that operatively receive the bowstring. The wheels may be separated by a wheel distance (WD) when the crossbow is in an un-cocked position. The crossbow may also have a power stroke distance (PD) and the ratio WD/PD may be less than 2.0.Type: ApplicationFiled: December 6, 2011Publication date: March 29, 2012Applicant: Hunter's Manufacturing Company, Inc., d/b/a TenPoint Crossbow TechnologiesInventors: Michael J. Shaffer, Richard L. Bednar
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Patent number: 8141547Abstract: An angled grip may allow a wrist, a palm, and a forearm of an associated user to be substantially aligned when aiming or discharging a weapon. The angled grip may be selectively attachable to the weapon and may comprise a ball joint mount for operatively connecting the angled grip to a weapon. The ball joint mount may comprise a shaft and a spherical portion. The shaft can be fixedly received in a stock of the weapon. The spherical portion can be rotatably received in a socket formed in an end of the angled grip.Type: GrantFiled: April 14, 2010Date of Patent: March 27, 2012Assignee: Hunter's Manufacturing Company, Inc.Inventors: Richard L. Bednar, Michael J. Shaffer
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Patent number: 8127752Abstract: A crossbow having a crossbow grip guard that has a member that extends outwardly in a direction that is substantially perpendicular to the longitudinal axis of the crossbow barrel or stock, and wherein the member extends for a length in a direction that is substantially parallel to the longitudinal axis of the crossbow barrel or stock.Type: GrantFiled: October 1, 2009Date of Patent: March 6, 2012Assignee: Hunter's Manufacturing Company, Inc.Inventors: Richard L. Bednar, Michael J. Shaffer
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Publication number: 20110283983Abstract: A crossbow may include a main beam: (a) a bow assembly including a bow and a bow string adapted to propel an arrow; (b) a trigger mechanism mounted to the main beam; (c) and a bow assembly mounting apparatus for use in selectively mounting the bow assembly at a first location on the main beam to provide a first draw weight and for use in selectively mounting the bow assembly to a second location on the main beam to provide a second draw weight that is substantially different from the first draw weight.Type: ApplicationFiled: August 3, 2011Publication date: November 24, 2011Inventors: Richard L. Bednar, Michael J. Shaffer
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Patent number: 8033275Abstract: A crossbow may include a main beam: (a) a bow assembly including a bow and a bow string adapted to propel an arrow; (b) a trigger mechanism mounted to the main beam; (c) and a bow assembly mounting apparatus for use in selectively mounting the bow assembly at a first location on the main beam to provide a first draw weight and for use in selectively mounting the bow assembly to a second location on the main beam to provide a second draw weight that is substantially different from the first draw weight.Type: GrantFiled: July 29, 2009Date of Patent: October 11, 2011Assignee: Hunter's Manufacturing Company, Inc.Inventors: Richard L. Bednar, Michael J. Shaffer
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Publication number: 20110232619Abstract: A portable device for drawing the bowstring of a crossbow. The cocking device may be designed to prevent the uneven drawing of the crossbow and may eliminate the complex installation process typically required to retro-fit an existing crossbow with known cocking devices.Type: ApplicationFiled: September 28, 2010Publication date: September 29, 2011Applicant: Hunter's Manufacturing Company, Inc., d/b/a TenPoint Crossbow TechnologiesInventors: Richard L. Bednar, Michael J. Shaffer, Jacob A. Hout
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Publication number: 20110203561Abstract: A crossbow may include a main beam; a compound bow assembly mounted to the main beam; and, a trigger mechanism mounted to the main beam for use in holding a bowstring in a cocked position. The crossbow may include wheels at opposite ends of the bow that operatively receive the bowstring. The wheels may be separated by a wheel distance (WD) when the crossbow is in an un-cocked position. The crossbow may also have a power stroke distance (PD) and the ratio WD/PD may be less than 2.0.Type: ApplicationFiled: August 25, 2010Publication date: August 25, 2011Applicant: Hunter's Manufacturing Company, Inc. d/b/a TenPoint Crossbow TechnologiesInventors: Michael J. Shaffer, Richard L. Bednar
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Patent number: 7832386Abstract: A crossbow may include a main beam; a compound bow assembly mounted to the main beam including a riser and a pair of bow limbs; and a trigger mechanism mounted to the main beam for use in holding a bowstring in a cocked position. The crossbow may include wheels at opposite ends of the bow that operatively receive the bowstring. The wheels may be separated by a wheel distance (WD) when the crossbow is in an un-cocked position. The crossbow may also have a power stroke distance (PD) and the ratio WD/PD may be less than 2.0. The crossbow may include a foot stirrup being integral with the riser, the foot stirrup beginning behind the pair of bow limbs and extending beyond the bow limbs.Type: GrantFiled: November 30, 2007Date of Patent: November 16, 2010Assignee: Hunter's Manufacturing Company, Inc.Inventors: Richard L. Bednar, Michael J. Shaffer
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Publication number: 20100186728Abstract: An angled grip may allow a wrist, a palm, and a forearm of an associated user to be substantially aligned when aiming or discharging a weapon. The angled grip may be selectively attachable to the weapon and may comprise a ball joint mount for operatively connecting the angled grip to a weapon. The ball joint mount may comprise a shaft and a spherical portion. The shaft can be fixedly received in a stock of the weapon. The spherical portion can be rotatably received in a socket formed in an end of the angled grip.Type: ApplicationFiled: April 14, 2010Publication date: July 29, 2010Applicant: Hunter's Manufacturing Company, Inc., d/b/a TenPoint Crossbow TechnologiesInventors: Richard L. Bednar, Michael J. Shaffer
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Publication number: 20100154768Abstract: A crossbow grip guard for preventing the fingers of an associated user from extending above a top portion of a stock of an associated crossbow. The crossbow grip guard may be adapted to be retro-fitted to an existing crossbow and may comprise a main body and an outwardly extending member that extends away from an exterior surface of the main body to create an obstacle or barrier positioned along a length of the main body and is designed to prevent the fingers of the associated user from extending above the top portion of the stock when firing the crossbow.Type: ApplicationFiled: January 8, 2010Publication date: June 24, 2010Applicant: Hunter's Manufacturing Company, Inc. d/b/a TenPoint Crossbow TechnologiesInventors: Richard L. Bednar, Michael J. Shaffer
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Patent number: D655775Type: GrantFiled: September 21, 2010Date of Patent: March 13, 2012Assignee: Hunter's Manufacturing Company, Inc.Inventors: Michael J. Shaffer, Russell Beavers, Richard L. Bednar, Carl J. Maxfield