Patents by Inventor Stefan Stark
Stefan Stark 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: 9156183Abstract: A chainsaw may include a guide bar, a cutting chain and a driving unit arranged to drive the cutting chain around the guide bar. The guide bar defines a first longitudinal axis extending along a center of the guide bar. The chainsaw further comprising a handle section for carrying and operating the chainsaw, wherein the handle section includes a control portion disposed on the upper side of the chainsaw. The control portion in turn includes a throttle lever for controlling the speed of the driving unit and the control portion has a left and a right side. The control portion defines a second longitudinal axis substantially extending along an upper side of at least a part of the control portion. An angle, A, between the first and the second longitudinal axes is between 14° and 45°.Type: GrantFiled: November 8, 2011Date of Patent: October 13, 2015Assignee: HUSQVARNA ABInventors: Mats Andersson, Rikard Rydberg, Stefan Stark
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Patent number: 9091235Abstract: An air inlet system (100) for an internal combustion engine includes an air filter (1) and a flow resistance means (2). The air filter (1) includes one or more filter elements (12), an interior chamber (3) and a suction opening (6). The suction opening (6) is provided to connect the interior chamber (3) to a suction channel (7) of an engine. During operation of the engine, the combustion air flows through the one or more filter elements (12) into the interior chamber (3) and from the interior chamber (3) into the suction channel (7). Further, the interior chamber (3), the suction opening (6) and the suction channel (7) together define a combustion air flow path. The flow resistance means (2) is provided in the combustion air flow path. During the operation of the engine, a portion of the combustion air flows through the flow resistance means (2).Type: GrantFiled: January 14, 2010Date of Patent: July 28, 2015Assignee: HUSQVARNA ABInventors: Stefan Stark, Cecilia Åkesson
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Patent number: 8947983Abstract: Dial (1) for a timepiece (100) comprising a front face (2) which forms a visible display surface and is opposite a back face (3), characterized in that the dial includes, either at least one cavity (4) extending into at least one portion of the thickness of said dial (1) between said visible surface (2) and said back surface (3), or at least one peripheral surface (40) extending into at least one portion of the thickness of said dial (1) between said visible surface (2) and said back surface (3). At least one said cavity (4) or at least one peripheral surface (40) includes at least one undercut surface (5), extending into at least one portion of the thickness of said dial (1) between said visible surface (2) and said back face (3).Type: GrantFiled: April 17, 2013Date of Patent: February 3, 2015Assignee: ETA SA Manufacture Horlogere SuisseInventor: Stefan Stark
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Publication number: 20140310965Abstract: The present disclosure relates to a chainsaw having a front hand guard including a protective structure, projecting in front of the front handle, pivotally attached to the engine housing by at least one lever for activating a brake to brake the movement of the saw chain when being pivoted. The protective structure includes see through means enabling at least partial visibility through the protective structure, and twig preventing means for limiting the risk of objects such as twigs to get stuck in the protective structure.Type: ApplicationFiled: June 30, 2014Publication date: October 23, 2014Applicant: HUSQVARNA ABInventors: Hugo VAN BIJSTERVELDT, Stefan STARK
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Patent number: 8844477Abstract: A hand-held work apparatus includes an engine housing (200). An internal combustion engine (202) is arranged in the engine housing (200) and includes a cylinder (204) and a crankshaft. A fan wheel (214) is driven directly or indirectly by the crank shaft, such that the fan wheel (214) rotates about an axis A. A fan housing (216) surrounds and cooperates with the fan wheel (214). A combustion air inlet (224) is located radially outside of the fan wheel (214) for leading air to the internal combustion engine (202). Further, the combustion air inlet (224) includes a combustion air inlet port (226) and a combustion air duct (228). The combustion air inlet port (226) is provided with a first edge (230), which first edge (230) is located radially adjacent to the periphery (220) of the fan wheel (214).Type: GrantFiled: May 21, 2010Date of Patent: September 30, 2014Assignee: Husqvarna ABInventors: Stefan Stark, Joakim Arvby, Stefan Steen, Annica Gabrielsson
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Publication number: 20140261123Abstract: A variable timing system for a sewing machine is provided comprising a shuttle hook having a hook tip, a first helical gear mounted on the shuttle hook, a lower shaft configured to rotate the shuttle hook in synchronization with a needle bar, and a second helical gear mounted on the lower shaft and capable of engaging with the first helical gear. In accordance with embodiments, at least one of the helical gears is axially movable. The variable timing system may comprise a control device configured to generate a control signal representative of a current sewing situation. A drive force mechanism may receive the control signal and in response, transmit axial movement to the axially moveable helical gear to move the gear into proper position relative to a threaded needle of the sewing machine.Type: ApplicationFiled: March 12, 2014Publication date: September 18, 2014Applicant: VSM GROUP ABInventors: Bertil Friman, Rolf Wahlström, Kent Askenmalm, Stefan Stark
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Publication number: 20130279304Abstract: Dial (1) for a timepiece (100) comprising a front face (2) which forms a visible display surface and is opposite a back face (3), characterized in that the dial includes, either at least one cavity (4) extending into at least one portion of the thickness of said dial (1) between said visible surface (2) and said back surface (3), or at least one peripheral surface (40) extending into at least one portion of the thickness of said dial (1) between said visible surface (2) and said back surface (3). At least one said cavity (4) or at least one peripheral surface (40) includes at least one undercut surface (5), extending into at least one portion of the thickness of said dial (1) between said visible surface (2) and said back face (3).Type: ApplicationFiled: April 17, 2013Publication date: October 24, 2013Applicant: ETA SA Manufacture Horlogere SuisseInventor: Stefan Stark
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Publication number: 20130272102Abstract: Method for forming an assembly of elementary timepiece components, each available in different coloured variants, wherein at least some of said different elementary components are the same colour as each other, characterized in that a random selection of each said elementary component is made until said complete assembly is obtained, so that at least two elementary components are of different colours.Type: ApplicationFiled: April 12, 2013Publication date: October 17, 2013Inventor: Stefan STARK
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Publication number: 20120318143Abstract: An air inlet system (100) for an internal combustion engine includes an air filter (1) and a flow resistance means (2). The air filter (1) includes one or more filter elements (12), an interior chamber (3) and a suction opening (6). The suction opening (6) is provided to connect the interior chamber (3) to a suction channel (7) of an engine. During operation of the engine, the combustion air flows through the one or more filter elements (12) into the interior chamber (3) and from the interior chamber (3) into the suction channel (7). Further, the interior chamber (3), the suction opening (6) and the suction channel (7) together define a combustion air flow path. The flow resistance means (2) is provided in the combustion air flow path. During the operation of the engine, a portion of the combustion air flows through the flow resistance means (2).Type: ApplicationFiled: January 14, 2010Publication date: December 20, 2012Applicant: HUSQVARNA ABInventors: Stefan Stark, Cecilia Åkesson
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Publication number: 20120318797Abstract: The invention relates to a closure device (2) for closing a refill opening of a tank such as, a fuel tank or a lubricant tank. The closure device includes a body portion (20) for engagement with the refill opening. The closure device (2) further includes a pivotal member (6) provided with a grip portion (3). The grip portion (3) may be switched between a retracted position and a protruding position. In protruding position, the grip portion (3) extends outwardly of the body portion (20) to form a convenient grip to an operator. A holding member (13, 14, 17) may be provided to hold the pivotal member (6) in the protruding position. The holding member (13, 14, 17) may be secured to the pivotal member (6) and to the body portion (20). The closure device (2) may further comprise a biasing member (11) arranged for urging the pivotal member (6) towards the retracted position.Type: ApplicationFiled: February 23, 2010Publication date: December 20, 2012Applicant: HUSQVARNA ABInventors: Pär Martinsson, Stefan Stark
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Publication number: 20120285410Abstract: A hand-held work apparatus includes an engine housing (200). An internal combustion engine (202) is arranged in the engine housing (200) and includes a cylinder (204) and a crankshaft. A fan wheel (214) is driven directly or indirectly by the crank shaft, such that the fan wheel (214) rotates about an axis A. A fan housing (216) surrounds and cooperates with the fan wheel (214). A combustion air inlet (224) is located radially outside of the fan wheel (214) for leading air to the internal combustion engine (202). Further, the combustion air inlet (224) includes a combustion air inlet port (226) and a combustion air duct (22$). The combustion air inlet port (226) is provided with a first edge (230), which first edge (230) is located radially adjacent to the periphery (220) of the fan wheel (214).Type: ApplicationFiled: May 21, 2010Publication date: November 15, 2012Applicant: HUSQVARNA ABInventors: Stefan Stark, Joakim Arvby, Stefan Steen, Annica Gabrielsson
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Patent number: 8282137Abstract: An end piece for a corrugated hose contains a bushing having a front region and a rear region opposite of a longitudinal direction. The rear region is located inside the hose in a mounted state of the bushing. The front region has a collar forming a groove for receiving the free end of the hose. The rear region has a plurality of flexible tongues, which have a relief direction that is oriented perpendicular to the longitudinal direction of the bushing and directed toward the outer chamber of the bushing. A portion of the flexible tongues contains a radially projecting detent protrusion for implementing an engagement active in the longitudinal direction of the bushing. A retaining sleeve, received by the bushing with precise fit and, in the mounted state of the end piece, extends in an inner chamber enclosed by the bushing, limits the radial play of the flexible tongue.Type: GrantFiled: May 9, 2011Date of Patent: October 9, 2012Assignee: Areva NP GmbHInventor: Stefan Stark
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Publication number: 20120102765Abstract: A chainsaw, comprising: a guide bar, a cutting chain and a driving unit arranged to drive the cutting chain around the guide bar. The guide bar defines a first longitudinal axis extending along a centre of the guide bar. The chainsaw further comprising a handle section for carrying and operating the chainsaw, wherein the handle section includes a control portion disposed on the upper side of the chainsaw. The control portion in turn includes a throttle lever for controlling the speed of the driving unit and the control portion has a left and a right side. The control portion defines a second longitudinal axis substantially extending along an upper side of at least a part of the control portion. An angle, A, between the first and the second longitudinal axes is between 14° and 45.Type: ApplicationFiled: November 8, 2011Publication date: May 3, 2012Applicant: HUSQVARNA ABInventors: Mats Andersson, Rikard Rydberg, Stefan Stark
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Publication number: 20120102766Abstract: A chainsaw, comprising: a guide bar, a cutting chain and a driving unit arranged to drive the cutting chain around the guide bar. The guide bar defines a first longitudinal axis extending along a centre of the guide bar. The chainsaw further comprising a handle section for carrying and operating the chainsaw, wherein the handle section includes a control portion disposed on the upper side of the chainsaw. The control portion in turn includes a throttle lever for controlling the speed of the driving unit and the control portion has a left and a right side. The control portion defines a second longitudinal axis substantially extending along an upper side of at least a part of the control portion. An angle, A, between the first and the second longitudinal axes is between 14° and 45°.Type: ApplicationFiled: November 8, 2011Publication date: May 3, 2012Applicant: HUSQVARNA ABInventors: Mats Andersson, Rikard Rydberg, Stefan Stark
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Publication number: 20120055034Abstract: A chainsaw (1), comprising: a guide bar (10), a cutting chain (11) and a driving unit (25) arranged to drive the cutting chain (11) around the guide bar (10). The guide bar (10) defines a first longitudinal axis (16) extending along a centre of the guide bar (10). The chainsaw (1) further comprising a handle section (2) for carrying and operating the chainsaw (1), wherein the handle section (2) includes a control portion (3) disposed on the upper side of the chainsaw (1). The control portion (3) in turn includes a throttle lever (8) for controlling the speed of the driving unit (25) and the control portion (3) has a left (4) and a right (5) side. The control portion (3) defines a second longitudinal axis (17) substantially extending along an upper side of at least a part of the control portion (3). An angle, A, between the first (16) and the second longitudinal (17) axes is between 14° and 45°, and preferably between 14° and 35° and more preferably between 14° and 30°.Type: ApplicationFiled: May 11, 2009Publication date: March 8, 2012Applicant: HUSQVARNA ABInventors: Mats Andersson, Rikard Rydberg, Stefan Stark
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Publication number: 20110265334Abstract: The invention relates to a chainsaw having a front hand guard (20) including a protective structure (21), projecting in front of the front handle (5), pivotally attached to the engine housing (2) by at least one lever (25, 26) for activating a brake to brake the movement of the saw chain when being pivoted. The protective structure (21) includes see through means (24) enabling at least partial visibility through the protective structure (21), and twig preventing means for limiting the risk of objects such as twigs to get stuck in the protective structure (21).Type: ApplicationFiled: July 14, 2008Publication date: November 3, 2011Applicant: HUSQVARNA ABInventors: Hugo Van Bijsterveldt, Stefan Stark
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Publication number: 20110227333Abstract: An end piece for a corrugated hose contains a bushing having a front region and a rear region opposite of a longitudinal direction. The rear region is located inside the hose in a mounted state of the bushing. The front region has a collar forming a groove for receiving the free end of the hose. The rear region has a plurality of flexible tongues, which have a relief direction that is oriented perpendicular to the longitudinal direction of the bushing and directed toward the outer chamber of the bushing. A portion of the flexible tongues contains a radially projecting detent protrusion for implementing an engagement active in the longitudinal direction of the bushing. A retaining sleeve, received by the bushing with precise fit and, in the mounted state of the end piece, extends in an inner chamber enclosed by the bushing, limits the radial play of the flexible tongue.Type: ApplicationFiled: May 9, 2011Publication date: September 22, 2011Applicant: AREVA NP GMBHInventor: STEFAN STARK
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Publication number: 20100274589Abstract: A method for outputting medical documents on a terminal device is provided. The medical documents are generated and archived in a system structure for sharing medical data complying with the “Integrating the Healthcare Enterprise” guidelines. The medical documents are stored in special medicine-specific data formats containing user and meta information. A terminal device is selected; a web-based service is invoked from a server connected to the terminal device via a communication network. A patient identification is input via the terminal device and sent to the server, a terminal device type being identified by the server. Patient-specific medical documents are ascertained by the server based upon the patient identification. The medicine-specific data formats are edited by the server such that the user and meta information is suitable for output and handling on the terminal device via the web-based service. The medical documents are forwarded by the server to the terminal device.Type: ApplicationFiled: April 21, 2010Publication date: October 28, 2010Inventors: Gottfried Bauer, Friedrich Faustmann, Stefan Starke
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Patent number: D612563Type: GrantFiled: August 5, 2008Date of Patent: March 23, 2010Assignee: Dr. Ing. h.c. F. Porsche AktiengesellschaftInventor: Stefan Stark
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Patent number: D720114Type: GrantFiled: January 17, 2014Date of Patent: December 23, 2014Assignee: Dr. Ing. h.c. F. Porsche AktiengesellschaftInventor: Stefan Stark