With Pivoted Closure-engaging Parts Patents (Class 81/3.44)
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Patent number: 11691860Abstract: A device (1, 1?) for at least partially unscrewing a lid (30) from a container body (31) has a lid engagement portion (3) and a container body engagement portion (13) each having opposite first (4, 14) and second ends (5, 15). Levers (20, 21) project from these first ends (4,14). An elastically expandable member (22) is connected between the second ends (5, 15) of the lid engagement portion (3) and the container body engagement portion (13). If the lid engagement portion (3) is in contact with the lid (30) and the container body engagement portion (13) is in contact with the container body (31), moving the levers (20, 21) towards each other first causes the lid (30) to be entrained relative to the container body engagement portion (13) and the container body (31) to be entrained relative to the lid engagement portion (3) while the elastically expandable member (22) is stretched.Type: GrantFiled: February 6, 2019Date of Patent: July 4, 2023Inventor: Taco Elzinga
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Patent number: 11161727Abstract: A handheld assistive container opening device comprises two elongated arms extending from a body at an acute angle, having gripping contours on the interior arm surfaces for gripping a rotatable container cap. The arms may be rotatable though respective limited arcs about respective axes parallel to the container axis, to improve the capability to grip the cap. The device may include a movable top plate positioner, positionable over the interior of the acute angle to align a container cap with the arms, or away from the acute angle to accommodate irregularly shaped caps. The body may further include a concave finger engagement recess for application of torque from the side of a finger without gripping the device. In an exemplary embodiment, the body has the shape of an “X” with arms extending from a pair of adjacent ends at approximately 60 degrees.Type: GrantFiled: January 11, 2019Date of Patent: November 2, 2021Assignee: Easy Living Solutions, LLCInventors: Kelley Milligan Bahr, Samuel M. Prabhakar, Dennis J. Veerkamp
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Patent number: 9635868Abstract: A shellfish beheading assembly includes a clipper that includes a top jaw and a bottom jaw. The top jaw is hingedly coupled to the bottom jaw. The clipper may have a shellfish positioned between the top jaw and the bottom jaw. The top jaw is selectively urged toward the bottom jaw. A saddle is coupled to the clipper and saddle is configured to have the shellfish positioned therein. A pair of blades is provided. A selected one of the blades is removably coupled to the clipper. Thus, the selected blade beheads the shellfish when the top jaw is urged toward the bottom jaw.Type: GrantFiled: February 10, 2016Date of Patent: May 2, 2017Inventor: Scott Douglas
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Patent number: 9106062Abstract: A spacer assembly includes first and second clamping bodies. The first clamping body has a first slot. The first slot has a first set of teeth. The second clamping body has a second slot. The fastener connects the first clamping body to the second clamping body. The fastener has a second set of teeth to engage the first set of teeth such that rotation of the fastener moves the first clamping body relative to the second clamping body.Type: GrantFiled: May 8, 2012Date of Patent: August 11, 2015Assignee: Hubbell IncorporatedInventors: Robert Victor De France, Daniel David Dobrinski
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Patent number: 8956058Abstract: The invention concerns a device for releasing a transceiver, fixed in a housing via a connection, from the housing, wherein the device is releasably connectable and insertable into a plug contour of the transceiver via first means and wherein the device has second means for releasing the connection between the transceiver and the housing.Type: GrantFiled: April 29, 2010Date of Patent: February 17, 2015Assignee: MC Technology GmbHInventor: Werner Rösch
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Patent number: 8942845Abstract: A robot includes a gripping section and a main body section to which the pair of finger sections are attached, having one end sections of the pair of finger sections rotatably connected to each other around a first rotating shaft disposed at a position separate from the main body section, and adapted to open and close the pair of finger sections by swinging the other side of the pair of finger sections on a plane parallel to a mounting surface on which an object is mounted centered on the first rotating shaft to thereby grip the object, a moving device adapted to relatively move the object and the gripping section, and a control device adapted to control the moving device to move the gripping section relatively toward the object, and grip the object with the gripping section at at least three contact points.Type: GrantFiled: September 14, 2011Date of Patent: January 27, 2015Assignee: Seiko Epson CorporationInventors: Yukihiro Yamaguchi, Tatsuya Hosoda, Kazuhiro Kosuge, Yasuhisa Hirata
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Publication number: 20140318322Abstract: A jar top opener that includes: a first brace, where the first brace includes a plurality of serrated blades along a first side of the first brace; a connecting end of the first brace; a distal end of the first brace; a second brace, where the second brace includes an outside surface and an inside surface; a connecting end of the second brace, where connecting end of the second brace connects to the connecting end of the first brace, where the first brace and the second brace create a v-shape with an opening between the inside of the second brace and the first side of the first brace; and a distal end of the second brace.Type: ApplicationFiled: April 26, 2013Publication date: October 30, 2014Inventor: Thomas Franklin Thrasher
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Patent number: 8857295Abstract: The present invention provides a system for pretreating sample that can unplug a rubber-plugged sample tube and a resin-plugged sample tube in one unplugging unit. The system for pretreating sample includes a sample rack on which a plugged sample tube can be mounted, a conveyor line for conveying the sample rack, and an unplugging unit that has a clamp device for holding the plugged sample tube at the time of unplugging and a plug chuck device for chucking the plug of the plugged sample tube held by the clamp device and unplugging the sample tube. The plug chuck device can unplug both the rubber-plugged and resin-plugged sample tubes. More specifically, the plug chuck device has a combination of an unplugging chuck having a suitable shape for unplugging the rubber-plugged sample tube and another unplugging chuck having a suitable shape for unplugging the resin-plugged sample tube.Type: GrantFiled: April 14, 2009Date of Patent: October 14, 2014Assignee: Hitachi High-Technologies CorporationInventors: Naoto Tsujimura, Kazuhiro Noda
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Publication number: 20130186240Abstract: A adjustable jar opener comprising a pair of handles and a pivot connecting the handles is described herein. The pivot provides movement of the handles to rotate relative to each other and the pivot can be disengaged and re-engaged allowing one handle to slide along a blade increasing or decreasing in size to accommodate a variety of jar and bottle sizes. The pivot generally remains engaged by the action of a spring. Rubber grips used on the handles provide compliance between the jar opener and the jar or bottle lid and to increase the contact friction between the jar or bottle and the jar opener.Type: ApplicationFiled: January 22, 2012Publication date: July 25, 2013Inventor: Lawrence Donahue
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Patent number: 8490518Abstract: According to the present invention, the oil filter replacement device has a number of pins for clamping an oil filter, and the pins are extended eccentrically from corresponding secondary gear members. The secondary gear members are engaged to spin simultaneously by a main gear member. As such, the pins could be adjusted to fit on oil filters of various sizes. Additionally, each pin is rotatable and has at least a flat face. As the pins rolls along the circumference of the oil filter, their flat faces are turned to interface the flat faces around the oil filter. As such, the oil filter is tightly and reliably clamped by the oil filter replacement device, thereby preventing the problem of uneven exertion of force and deforming the oil filter.Type: GrantFiled: March 3, 2011Date of Patent: July 23, 2013Assignee: Shine Yen Industrial Co., Ltd.Inventors: Lung-Shan Chen, Lien-Chin Chen, Ching-Fang Chen
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Publication number: 20120247277Abstract: An extractor for removal of plastic stopper from liquid-containing bottles is formed as pliers with inwardly facing wedge-shaped jaw portions. Cutouts formed in the jaw portions allow them to encircle the stopper under the flange. Squeezing force applied to the jaw portions gradually wedges the jaw portions between the flange of the stopper and the neck of the bottle, thereby unseating the stopper and allowing its extraction from the bottle without spilling contents of the bottle.Type: ApplicationFiled: March 30, 2011Publication date: October 4, 2012Inventor: Matthew Moore
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Patent number: 8230763Abstract: A bottle opener for opening polyethylene terephthalate bottles is disclosed to include a base, an adapter pivotally mounted in the base and defining therein an open chamber, retainers coupled between the base and the adapter and adapted for moving the cap of a polyethylene terephthalate bottle, each retainer having a toothed portion at one lateral side and a bearing portion adjacent to the toothed portion for stopping against the ribbed rim of the cap of the polyethylene terephthalate bottle to be opened to move the cap away from the polyethylene terephthalate bottle when the user biases the base relative to the polyethylene terephthalate bottle after attachment of the adapter to the cap.Type: GrantFiled: March 17, 2010Date of Patent: July 31, 2012Inventor: Chin-Sung Liu
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Patent number: 8146459Abstract: A device for enabling the unscrewing of a cap from a bottle or jar is disclosed. The device is in the form of a somewhat elongated body in which a releasably engageable cam member and a torsion spring are located. The body is arranged to be grasped by a user of the device. The body includes a pair of cavities, each arranged for receipt of a cap of a bottle or jar therein. The cam member has a pair of ridged or serrated surfaces which are normally biased into the cavities by the spring to releasably engage a portion of the periphery of a cap disposed within either cavity.Type: GrantFiled: October 16, 2009Date of Patent: April 3, 2012Inventor: Roger F. Wilson
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Patent number: 8001872Abstract: Embodiments of an improved jar opener and method for loosening jar lids particularly suitable for persons with arthritic hands are generally described herein. The jar opener includes first and second leveraging elements coupled by a threaded rod and a dual-axis hinge assembly. The jar opener includes curved cut-out regions of different curvatures and the dual-axis hinge assembly includes selectable pivot points to accept jar lids of various diameters.Type: GrantFiled: June 17, 2009Date of Patent: August 23, 2011Inventor: Andrew G. Gorrie
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Publication number: 20100078404Abstract: A bottle opener for a closure cap for a bottle neck, includes a hood equipped with a first hook including a contact surface with a lower surface of the closure cap, and a transmission lever hinged onto the hood and provided with a gripping section and a working section able to come to bear against an upper surface of the closure cap. It is also provided with two other hooks which include a contact surface with the lower surface and which are offset in the circumferential direction on both sides of the position diametrically opposite the first hook, by an angle of less than 90°, typically ranging between 40° and 80°, and preferably ranging between 40° and 50°.Type: ApplicationFiled: March 12, 2008Publication date: April 1, 2010Applicant: ALCAN PACKAGING CAPSULESInventors: Jacques Barange, Jerome Collard, Christian Gonzalez, Laurent Hainon, Nicolas Leduc, Philippe Christophe
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Patent number: 7582350Abstract: A container opening tool includes first and second legs hingedly secured to one another. Each leg has proximal and distal portions each having an aperture wall including a gripping material. The aperture walls form of the first and second legs are positionable to form proximal and distal apertures. The aperture walls of the distal portions define an elongate aperture, such as an oval or ellipse. Bottle opening flanges secure to the first and second legs and project into the proximal aperture. When the legs are pivoted together, the flanges are positioned adjacent one another and function as a single bottle opener. A blade secures to the second leg near the distal end positioned within a recess formed proximate the distal end of the second leg. A projection is formed on the distal end of the first leg and positionable proximate the blade to press a bag against the blade.Type: GrantFiled: March 22, 2006Date of Patent: September 1, 2009Assignee: Progressive International CorporationInventor: Sascha Kaposi
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Patent number: 7578218Abstract: A jar opener comprises a pair of handles, a pivot connecting the handles for pivotal movement, and a head section having a pair of jaws extending from the pivot opposite the handles and pivotable by the handles to close for gripping a lid of a jar and to open to release the lid. The jaws have a pair of inner gripping portions adjacent the pivot for gripping a lid of a relatively larger diameter, and a pair of outer gripping portions adjacent the inner gripping portions and further from the pivot than the inner gripping portion for gripping a smaller lid or bottle cap.Type: GrantFiled: July 20, 2007Date of Patent: August 25, 2009Assignee: Kwok Kuen SoInventors: Lance Logan Hood, Yiu Chung Wan
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Publication number: 20090084226Abstract: Disclosed is a wrench for tightening or removing caps on containers. More specifically a wrench to tighten or remove a tote cover. Disclosed is a combination tote cover wrench that has accommodations for a torque wrench. Also disclosed is just a tote cover wrench.Type: ApplicationFiled: November 28, 2008Publication date: April 2, 2009Inventor: Jimmy Miley
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Patent number: 7490534Abstract: A cork extractor for removing a cork from a bottle includes a first gripping member and a second gripping member having flanges that engage the bottle and sliding jaw members that grip a portion of the cork extending out from the neck of the bottle. The jaws slide in a channel defined in the head portions of each of the opposing gripping members. An extractor lever is connected to the sliding jaws and includes a contact plate that is positioned over the cork to prevent the cork from ejecting from the bottle in an uncontrolled manner. The extractor lever is pivotally connected to one of the gripping members for moving the jaws. A locking mechanism fixes the position of the first and second gripping members when the handles are closed to engage the cork and bottle. A method for removing a cork from a bottle using the cork extractor is also provided.Type: GrantFiled: December 3, 2004Date of Patent: February 17, 2009Inventors: Jorge Hine, Claudio Alvarez
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Patent number: 7373858Abstract: A can opener for a pull top-type can includes a body comprising a forward surface, a rear surface, and a bottom surface. The bottom surface is curved to define a rounded heel. The opener includes a starting notch and a finishing notch. The notches are both located along the front of the opener, and the finishing notch is spaced above the starting notch. The can opener is provided with a retainer to maintain the can lid on the opener after the lid has been removed from the can. The retainer can be a fixed or moveable retainer. The can opener can be provided with a vertically or horizontally cutting can opener mechanism to enable the opener to function as a dual purpose opener.Type: GrantFiled: June 29, 2005Date of Patent: May 20, 2008Inventor: Kerry L. Hawkins
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Patent number: 7367248Abstract: A screwtop opener with a first handle and a second handle which can be pivoted in relation to the first handle. A first clamping jaw is formed on the first handle and a second clamping jaw is formed on the second handle. A screwtop can be grasped by the two clamping jaws. A distance between the clamping jaws can be reduced by pivoting the two handles against each other. In accordance with this invention, a first clamping jaw is embodied on a straightedge, which can be pushed into the first handle and can be arrested in a multitude of positions with respect to the first handle. Thus, it is possible to achieve a short linear extension of the screwtop opener without foregoing the comfort of being able to also grasp and open large screwtops.Type: GrantFiled: October 23, 2006Date of Patent: May 6, 2008Assignee: MOHA Moderne Haushaltwaren AGInventor: Walter Ruffner
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Publication number: 20080083302Abstract: A jar opener comprises a pair of handles, a pivot connecting the handles for pivotal movement, and a head section having a pair of jaws extending from the pivot opposite the handles and pivotable by the handles to close for gripping a lid of a jar and to open to release the lid. The jaws have a pair of inner gripping portions adjacent the pivot for gripping a lid of a relatively larger diameter, and a pair of outer gripping portions adjacent the inner gripping portions and further from the pivot than the inner gripping portion for gripping a smaller lid or bottle cap.Type: ApplicationFiled: July 20, 2007Publication date: April 10, 2008Inventors: Lance Logan Hood, Yiu Chung Wan
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Publication number: 20080022809Abstract: A screw-top opener with two contact strips that are arranged in a V-shaped formation relative to each other and between which a screw top can be positioned in such a way that the contact strips lie against the sides of the screw top is configured in such a way that the two contact strips can be alternately arranged in an operating position or in a space-saving inoperative position. In the operating position, the two contact strips are tangentially in contact with the outer circumference of a screw top that is to be turned.Type: ApplicationFiled: July 26, 2007Publication date: January 31, 2008Applicant: LEIFHEIT AGInventor: Reinhard Renner
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Patent number: 7228769Abstract: The present invention relates generally to openers and storage devices for bottled beverages. More particularly, the apparatus and method of the present invention relates to a device designed such that it may hold at least one bottle for storing and be used to easily remove bottle caps.Type: GrantFiled: June 9, 2005Date of Patent: June 12, 2007Inventor: Todd Mendoza
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Patent number: 7204172Abstract: A hand tool (1) for removing a stopper from a pressurized vessel (eg a bottle of sparkling wine) of a type where the stopper is retained by a wire cage, the wire cage including a wire band at or adjacent a neck ring on the vessel, the wire band being secured by a twisted portion terminating in a wire eye, the tool (1) including: a pair of elongate members (20a, 20b) pivotally connected together, each member having a handle portion (21) and a jaw portion (22); a stopper-gripping portion comprising a tooth (27) on an inner side of each jaw portion (22), the stopper-gripping portions (27, 27), in use, gripping the stopper therebetween and cooperating to permit relative pivoting movement between the members (20a, 20b) and the stopper substantially about a fulcrum axis defined by and extending between the two stopper-gripping portions (27,27), and a protrusion (24) at or adjacent at least one of the member (20a, 20b) and adapted to be received in the wire eye when the stopper-gripping portions (27, 27) are engagedType: GrantFiled: August 30, 2004Date of Patent: April 17, 2007Inventor: Bryce Leslie Stewart
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Patent number: 7152505Abstract: A bottle cap turning device for untightening or tightening a bottle cap during an opening operation or closing operation, respectively. The bottle cap turning device preferably progressively engages and further grips the bottle cap when the bottle cap turning device is twisted until the bottle cap begins to rotate during the opening operation or until the bottle cap stops rotating and is fully tightened on the bottle.Type: GrantFiled: April 25, 2005Date of Patent: December 26, 2006Inventors: Yung C. Chan, Mei H. Chan, King H. Chan, Ming H. Chan
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Patent number: 7124663Abstract: A bottle opener includes a first member and a second member. The first member includes an engaging section. The second member comprises a cap-removal portion and a grip portion. One of the first member and the second member includes two slots defined therein. An axle is slidably extended through the slots for pivotally connecting the first member and the second member. The engaging section engages with a portion of a circumferential end edge of a cap of a bottle to be opened. The grip portion of the second member is movable relative to the cap to a position for engaging with another portion of the circumferential end edge of the cap opposite to the portion of the circumferential end edge of the cap, thereby allowing removal of the cap.Type: GrantFiled: July 22, 2005Date of Patent: October 24, 2006Inventor: Huang-Lin Wang
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Patent number: 7051621Abstract: A device for gripping twist caps includes a) opposing substantially coextensive coactive first and second handles having hingedly attached proximal extremities, and opposing distal extremities, respectively, b) opposed confronting first and second inwardly-directed faces carried by the first and second handles, respectively, c) longitudinal, substantially parallel rows of teeth carried by the first handle projecting away from the first inwardly-directed face, and d) longitudinal, substantially parallel rows of teeth carried by the second handle and projecting away from the second inwardly-directed face.Type: GrantFiled: April 26, 2004Date of Patent: May 30, 2006Inventor: Hal Woodrow Halpin
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Patent number: 6971282Abstract: A torquing device for assisting in the removal of a lid from a container. The device comprises a housing having a first engagement surface. Moveably mounted to the housing is an engagement member having a second engagement surface. The first and second engagement surfaces collectively define a slot which is sized and configured to accommodate at least a portion of the lid. Cooperatively engaged to the housing and to the engagement member is a biasing member for normally maintaining the engagement member in a release position. The engagement member is selectively moveable from the release position to a gripping position as a result of the rotation of the lid subsequent to the advancement thereof into the slot. The movement of the engagement member to the gripping position facilitates the rigid capture of the lid between the first and second engagement surfaces, thus allowing locking or unlocking torque to be applied thereto.Type: GrantFiled: September 3, 2003Date of Patent: December 6, 2005Assignee: Wen Dan Enterprises, Inc.Inventor: Richard A. Bathey
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Patent number: 6918150Abstract: A combined nutcracker and bottle opener, including an element usable for holding and cracking the hard outer shell of a nut and also for holding and twisting a cap from a bottle, and an element for prying a cap from a bottle, which can have an outer shape resembling the lower torso and legs of a human body.Type: GrantFiled: September 25, 2003Date of Patent: July 19, 2005Inventor: Paul P. Robinson
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Patent number: 6860177Abstract: This invention concerns a screw for the anti-fraud locking of a throttle or clamp lever on the control rod of a valve shutter or stopcock, comprising a threaded shank having a polygonal head surmounted by a truncated-cone shaped dome, semi-spherical or of other shape, the base of which extends over the edge of the perimeter surface of said polygonal head, where said dome is free to turn around the shank above said polygonal head, so that only by means of a special tool can the threaded screw shank be tightened or loosened by means of the nut, while by operating on the dome with any tool or utensil, no effect is achieved as this is able to turn idly around the threaded shank.Type: GrantFiled: October 3, 2002Date of Patent: March 1, 2005Assignee: Valvosanitaria Bugatti S.p.A.Inventor: Vittorio Bugatti
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Patent number: 6854361Abstract: A Jar Opener includes a beam, a handle, a fixed jaw, and a movable jaw. The Jar Opener is able to securely clamp a jar lid between the fixed jaw and the movable jaw, and the beam and handle are then turned to open the jar. The Jar Opener functions as a lever arm to enable any user to easily open virtually any twist top jar.Type: GrantFiled: February 13, 2002Date of Patent: February 15, 2005Inventor: Dale W. Vandergaw
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Patent number: 6736030Abstract: A hand tool with a U-shaped cutout to slide into the groove at the top of a champagne bottle, and pivoted lever-arms above the cutout straddling the stopper of the bottle. Extractor links connected to these lever-arms, are hinged at the outer end, and have teeth across the inner end, which is aligned with the stopper. Squeezing the lever-arms together causes the extractor links to engage and compress that part of the stopper exposed above the top of the bottle. The extractor links are angled upward toward the toothed end, so that the resulting combined upward force of the two links on opposite sides of the stopper, cause it to be extruded upward. Repeated actuations may be used to remove the stopper completely. The tool grips, and retains the stopper when completely closed.Type: GrantFiled: October 16, 2002Date of Patent: May 18, 2004Inventor: Carl T. McLuen
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Publication number: 20040074341Abstract: A hand tool with a U-shaped cutout to slide into the groove at the top of a champagne bottle, and pivoted lever-arms above the cutout straddling the stopper of the bottle. Extractor links connected to these lever-arms, are hinged at the outer end, and have teeth across the inner end, which is aligned with the stopper. Squeezing the lever-arms together causes the extractor links to engage and compress that part of the stopper exposed above the top of the bottle. The extractor links are angled upward toward the toothed end, so that the resulting combined upward force of the two links on opposite sides of the stopper, cause it to be extruded upward. Repeated actuations may be used to remove the stopper completely. The tool grips, and retains the stopper when completely closed.Type: ApplicationFiled: October 16, 2002Publication date: April 22, 2004Inventor: Carl T. McLuen
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Patent number: 6679138Abstract: Bottle cap removal device with an opening therein to receive a bottle cap, including a top and a base which combine to provide an envelope for the bottle cap removal device and including an annular member and a surface opposed to the annular member operative to apply increased gripping forces on the bottle cap upon relative rotation between the annular member and bottle cap, thereby efficiently removing the bottle cap.Type: GrantFiled: September 11, 2002Date of Patent: January 20, 2004Assignee: Start, LLCInventors: Christopher Battles, Paul Decesare
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Publication number: 20030061912Abstract: Bottle cap removal device with an opening therein to receive a bottle cap, including a top and a base which combine to provide an envelope for the bottle cap removal device and including an annular member and a surface opposed to the annular member operative to apply increased gripping forces on the bottle cap upon relative rotation between the annular member and bottle cap, thereby efficiently removing the bottle cap.Type: ApplicationFiled: September 11, 2002Publication date: April 3, 2003Inventors: Christopher Battles, Paul Decesare
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Patent number: 6263761Abstract: An opener for several different types of pill bottle caps and closures. In the preferred embodiment, the opener is molded as one piece of strong, flexible plastic material that can be repeatedly bent without failing. The opener has the shape of an arch, with a thin section at the top of this arch that acts as a hinge and return spring for the two legs of the arch, which are thicker in section and act as handles to react the forces applied by the user's band. The inside of each handle has a curved surface with teeth on its inside face to grip the outside of a bottle cap. The inside surface of each handle also has a triangular shaped lug that applies a downward force on the top of a bottle cap, and also applies an upward wedge force to pry a bottle cap free. At the bottom of each handle is a second curved surface, as viewed from below, which also has teeth for gripping the outside of a bottle cap.Type: GrantFiled: February 16, 2000Date of Patent: July 24, 2001Inventor: John C. Ryder
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Patent number: 6257091Abstract: An automatic decapper removes caps from capped test tubes by gripping the cap on a test tube with the upper grippers and holding the cap stationary while the test tube is rotated and translated downward with lower grippers. In a preferred embodiment, the upper grippers comprise three jaws coupled to a cam to be moved, as appropriate, from a first position in which a test tube cap may be inserted between the jaws to a second position in which the jaws grip the inserted cap. The upper grippers are mounted to a decapping arm that is pivotable between a first position above the lower grippers, in which the decapping takes place, to a second position above the exterior of the decapper, where it remains while the test tube is inserted into or removed from the lower grippers and where a removed cap may be released into a container for disposal or reuse. The lower grippers comprise a pair of lever arms for holding the test tube.Type: GrantFiled: July 14, 1998Date of Patent: July 10, 2001Assignee: Bayer CorporationInventors: Beri Cohen, Thomas W. DeYoung, Paul E. Purpura, Helmut Artus
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Patent number: 6189421Abstract: A slip nut wrench comprises a C-shaped body portion having circumferentially spaced apart opposite ends from which handles extend laterally outwardly of the body portion to facilitate manual expansion and contraction thereof relative to a slip nut to be rotated thereby. The inner surface of the body portion includes a slip nut engaging arrangement for engaging slip nuts having a noded outer periphery.Type: GrantFiled: November 20, 1996Date of Patent: February 20, 2001Assignee: Waxman Consumer Products Group, Inc.Inventors: Dennis M. Futo, Jeffrey S. Plantz