Patents by Inventor Jan Peter Houben
Jan Peter Houben 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: 7425109Abstract: A suction device for a power tool, in particular for a drilling and/or chipping tool, has at least one dust container and at least one suction head to be placed on a workpiece, wherein the dust container is integrated in the suction head.Type: GrantFiled: September 3, 2004Date of Patent: September 16, 2008Assignee: Robert Bosch GmbHInventors: Robert Simm, Jan Peter Houben, Ruben Jan Moerbeek
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Patent number: 6843627Abstract: A wrenchless clamp assembly is provided to secure a tool disc, such as a circular saw blade, to a shaft of a power tool. The blade clamp assembly includes an outer flange positionable against an outer side of the blade and a manually tightenable click bolt that includes a movable click member operable to selectively engage the outer flange for rotationally locking or unlocking the bolt. In an embodiment, the click member moves alternatingly between axially engaged and disengaged positions according to sequential rotational increments of the click member relative to the bolt body. Accordingly, the click bolt can be installed by hand and rotationally locked without a need for high torque, and the click bolt can be easily removed by hand when the click member is moved to the disengaged position, axially free from the outer flange. In an embodiment, the click bolt permits limited torque applied during installation.Type: GrantFiled: December 12, 2002Date of Patent: January 18, 2005Assignee: Credo Technology CorporationInventors: Daniel K. Childs, Jan Peter Houben, Michael Holzer, Leon Bujalski
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Patent number: 6789630Abstract: The present invention relates to an electric hand tool, in particular a drill or a screwdriver, comprising a housing, an electric motor accommodated therein and having a motor shaft, a tool shaft which is mounted in the housing and which is driven by the motor shaft via a transmission, and a hand-operated locking mechanism for blocking the rotating movement of the tool shaft, wherein this locking mechanism acts on the motor shaft, so that it is possible to suffice with a lesser locking force in order to block the tool shaft with the same locking effect.Type: GrantFiled: March 2, 2001Date of Patent: September 14, 2004Assignee: Skil Europe B.V.Inventors: Antonius Jacobus Johannus Quirijnen, Jan Peter Houben, Antony Moolenaar
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Patent number: 6705017Abstract: An apparatus having a foot, a reciprocating saw and a housing. Between the foot and the housing there are means for releasable mounting the foot on the housing, characterized in that the releasable mounting means have a first coupling member connected to the foot and, co-acting therewith, a second coupling member connected to the housing. The coupling members can be carried from a disconnected to a connected position by a relative displacement between the foot and housing.Type: GrantFiled: April 25, 2001Date of Patent: March 16, 2004Assignee: Skil Europe B.V.Inventors: Brian Joseph Ellis, Eric Robert Larson, Stephen Michael Oshgan, Cornelis Johannes Maria Van Dun, Jan Peter Houben
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Publication number: 20040045425Abstract: The invention relates to a fixing (4) for a saw blade (5) of a jigsaw, comprising a fixing element (15) with a receiving cavity (16) for receiving the end of the saw blade (5) for fixedly clamping and clamping means (17) which engage on the saw blade (5) and which are situated between the saw blade (5) and a wall (20) of the receiving cavity (16) running obliquely in the direction of the saw blade (5), and which means (17) have a substantially circular cross-section, each of which is situated on either side of the saw blade (5).Type: ApplicationFiled: March 18, 2003Publication date: March 11, 2004Inventors: Jan Peter Houben, Cornelis Johannes Maria Van Dun
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Publication number: 20040040161Abstract: The invention relates to a jigsaw comprising a housing, an electric motor accommodated therein, an output shaft of the motor being coupled to a saw moving mechanism for driving a saw blade, and means for bearing mounting of the saw moving mechanism, wherein the bearing means comprise a bearing element which is stiff in relation to the housing, wherein the stiff bearing element is formed by a thin-walled and bent plate element arranged transversely of the walls of the housing.Type: ApplicationFiled: August 29, 2003Publication date: March 4, 2004Inventors: Jan Peter Houben, Cornelis Johannes Maria Van Dun
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Publication number: 20030136010Abstract: A wrenchless clamp assembly is provided to secure a tool disc, such as a circular saw blade, to a shaft of a power tool. The blade clamp assembly includes an outer flange positionable against an outer side of the blade and a manually tightenable click bolt that includes a movable click member operable to selectively engage the outer flange for rotationally locking or unlocking the bolt. In an embodiment, the click member moves alternatingly between axially engaged and disengaged positions according to sequential rotational increments of the click member relative to the bolt body. Accordingly, the click bolt can be installed by hand and rotationally locked without a need for high torque, and the click bolt can be easily removed by hand when the click member is moved to the disengaged position, axially free from the outer flange. In an embodiment, the click bolt permits limited torque applied during installation.Type: ApplicationFiled: December 12, 2002Publication date: July 24, 2003Applicant: S-B Power Tool CorporationInventors: Daniel K. Childs, Jan Peter Houben, Michael Holzer, Leon Bujalski
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Publication number: 20020095798Abstract: An apparatus having a foot, a reciprocating saw and a housing. Between the foot and the housing there are means for releasable mounting the foot on the housing, characterized in that the releasable mounting means have a first coupling member connected to the foot and, co-acting therewith, a second coupling member connected to the housing. The coupling members can be carried from a disconnected to a connected position by a relative displacement between the foot and housing.Type: ApplicationFiled: April 25, 2001Publication date: July 25, 2002Inventors: Brian Joseph Ellis, Eric Robert Larson, Stephen Michael Oshgan, Cornelis Johannes Maria Van Dun, Jan Peter Houben
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Publication number: 20010052419Abstract: The present invention relates to an electric hand tool, in particular a drill or a screwdriver, comprising a housing, an electric motor accommodated therein and having a motor shaft, a tool shaft which is mounted in the housing and which is driven by the motor shaft via a transmission, and a hand-operated locking mechanism for blocking the rotating movement of the tool shaft, wherein this locking mechanism acts on the motor shaft, so that it is possible to suffice with a lesser locking force in order to block the tool shaft with the same locking effect.Type: ApplicationFiled: March 2, 2001Publication date: December 20, 2001Inventors: Antonius Jacobus Johannus Quirijnen, Jan Peter Houben, Antony Moolenaar
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Patent number: 5933969Abstract: The invention relates to an electric hand tool comprising a housing manufactured from a first material, for instance plastic, a first shaft which is mounted in at least a first bearing and a second shaft which extends parallel to the first shaft and is coupled to the first shaft by means of a transmission and which is mounted in at least a second bearing, wherein both bearings are intersected by a plane extending perpendicularly of the shafts, wherein a plate manufactured from a second material that is stronger than the first material is arranged extending perpendicularly of the shafts, which plate fixes the first and second bearing in at least partially confining manner at least in radial direction.Type: GrantFiled: September 25, 1996Date of Patent: August 10, 1999Assignee: Skil Europe B.V.Inventors: Jan Peter Houben, Jan Van Rijen
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Patent number: 5810367Abstract: The blade holder includes a mounting portion for attachment to the reciprocating plunger of a power saw. The blade holder also includes an integral exposed portion provided with a slot for receiving a substantial portion of the shank of the blade. The slot is dimensioned with respect to the blade shank such that an edge of the blade shank projects from the slot. The exposed portion of the blade holder includes an external surface in opposed relationship with the slot. A resiliently biased wedging washer engages the exposed edge of the blade and the external surface for holding the blade in place.Type: GrantFiled: August 9, 1996Date of Patent: September 22, 1998Assignee: S-B Power Tool CompanyInventors: Michael Holzer, Jr., Jan Peter Houben