Patents by Inventor Sebastian Cramer
Sebastian Cramer 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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Vane gas pump with sliding element trmporaily completely covering the elongated fluid outlet opening
Patent number: 11261868Abstract: A vane type gas pump for a compressible fluid. The vane-type gas pump includes a pump housing which forms a pump chamber in which a pump rotor with at least one slidable sliding element is rotatably mounted. At least one fluid inlet opening and at least one elongated fluid outlet opening are dedicated to the pump chamber. The at least one slidable sliding element has a tangential width. The at least one elongated fluid outlet opening has a tangential width. The tangential width of the at least one slidable sliding element at least corresponds to the tangential width of the at least one elongated fluid outlet opening so that the at least one slidable sliding element temporarily completely covers the at least one elongated fluid outlet opening.Type: GrantFiled: February 1, 2017Date of Patent: March 1, 2022Assignee: PIERBURG PUMP TECHNOLOGY GMBHInventors: Steffen Schnurr, Sebastian Cramer, Nabil Salim Al-Hasan, Stanislaus Russ, Tobias Gruene -
Patent number: 11261869Abstract: An electrical motor vehicle vacuum pump arrangement includes a housing assembly, a pump apparatus arranged therein, a drive motor, and a sound dampener. The housing assembly includes an inlet and an outlet opening arrangement. The pump apparatus includes a pump rotor housing with an inlet- and an outlet-side face wall, and a pump rotor housing part arranged therebetween. The inlet- and the outlet-side face wall and the pump rotor housing part enclose a pump rotor chamber with a pump rotor arranged therein. The drive motor is arranged in the housing assembly. The drive motor includes a motor rotor and a motor stator. The sound damper includes a first and a second sound damping chamber, and a sound dampener element. The first sound damping chamber is connected to the pump rotor chamber and to the second sound damping chamber. The second sound damping chamber is connected to the outlet opening arrangement.Type: GrantFiled: June 22, 2016Date of Patent: March 1, 2022Assignee: PIERBURG PUMP TECHNOLOGY GMBHInventors: Sebastian Cramer, Nabil Salim Al-Hasan, Daniel Mueller
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Patent number: 11174864Abstract: A vane-type gas pump includes a pump housing which forms a pump chamber in which a pump rotor with at least one slidable sliding element is rotatably mounted. At least one fluid inlet opening and at least one fluid outlet opening are dedicated to the pump chamber. The pump housing includes a closed stroke ring, a first separate thrust washer, and a second separate thrust washer. At least one stroke ring adjustment device axially clamps the closed stroke ring directly to the first separate thrust washer. At least one separate housing clamping device axially clamps the first separate thrust washer, the closed stroke ring, and the second separate thrust washer together.Type: GrantFiled: February 23, 2017Date of Patent: November 16, 2021Assignee: PITERBURG PUMP TECHNOLOGY GMBHInventors: Steffen Schnurr, Sebastian Cramer, Nabil Salim Al-Hasan, Stanislaus Russ, Tobias Gruene
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Patent number: 11078912Abstract: An automotive auxiliary assembly vacuum pump includes a housing composite structure with an electric motor section, a pump section, a pump inlet opening, and a pump outlet opening, a motor housing part, a bearing plate which closes the motor housing part proximally, and a pump rotor with a rotor body. The electric motor section includes a motor rotor which is surrounded by the motor housing part and which is closed by the bearing plate. The pump section includes a pump housing which defines a pump chamber and which includes a closure element, at least one pump chamber inlet opening, and at least one pump chamber outlet opening. The pump housing is formed at least by axially proximal and axially distal thrust washers and a radial thrust ring. Only the bearing plate and the axially proximal thrust washer are provided as a single-piece flange element.Type: GrantFiled: May 10, 2017Date of Patent: August 3, 2021Assignee: PIERBURG PUMP TECHNOLOGY GMBHInventors: Nabil Salim Al-Hasan, Tobias Gruene, Sebastian Cramer, Steffen Schnurr
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Publication number: 20190345943Abstract: A vane type gas pump for a compressible fluid. The vane-type gas pump includes a pump housing which forms a pump chamber in which a pump rotor with at least one slidable sliding element is rotatably mounted. At least one fluid inlet opening and at least one elongated fluid outlet opening are dedicated to the pump chamber. The at least one slidable sliding element has a tangential width. The at least one elongated fluid outlet opening has a tangential width. The tangential width of the at least one slidable sliding element at least corresponds to the tangential width of the at least one elongated fluid outlet opening so that the at least one slidable sliding element temporarily completely covers the at least one elongated fluid outlet opening.Type: ApplicationFiled: February 1, 2017Publication date: November 14, 2019Applicant: PIERBURG PUMP TECHNOLOGY GMBHInventors: STEFFEN SCHNURR, SEBASTIAN CRAMER, NABIL SALIM AL-HASAN, STANISLAUS RUSS, TOBIAS GRUENE
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Publication number: 20190345936Abstract: A vane-type gas pump includes a pump housing which forms a pump chamber in which a pump rotor with at least one slidable sliding element is rotatably mounted. At least one fluid inlet opening and at least one fluid outlet opening are dedicated to the pump chamber. The pump housing includes a closed stroke ring, a first separate thrust washer, and a second separate thrust washer. At least one stroke ring adjustment device axially clamps the closed stroke ring directly to the first separate thrust washer. At least one separate housing clamping device axially clamps the first separate thrust washer, the closed stroke ring, and the second separate thrust washer together.Type: ApplicationFiled: February 23, 2017Publication date: November 14, 2019Applicant: PIERBURG PUMP TECHNOLOGY GMBHInventors: STEFFEN SCHNURR, SEBASTIAN CRAMER, NABIL SALIM AL-HASAN, STANISLAUS RUSS, TOBIAS GRUENE
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Publication number: 20190338642Abstract: An automotive auxiliary assembly vacuum pump includes a housing composite structure with an electric motor section, a pump section, a pump inlet opening, and a pump outlet opening, a motor housing part, a bearing plate which closes the motor housing part proximally, and a pump rotor with a rotor body. The electric motor section includes a motor rotor which is surrounded by the motor housing part and which is closed by the bearing plate. The pump section includes a pump housing which defines a pump chamber and which includes a closure element, at least one pump chamber inlet opening, and at least one pump chamber outlet opening. The pump housing is formed at least by axially proximal and axially distal thrust washers and a radial thrust ring. Only the bearing plate and the axially proximal thrust washer are provided as a single-piece flange element.Type: ApplicationFiled: May 10, 2017Publication date: November 7, 2019Applicant: PIERBURG PUMP TECHNOLOGY GMBHInventors: NABIL SALIM AL-HASAN, TOBIAS GRUENE, SEBASTIAN CRAMER, STEFFEN SCHNURR
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Publication number: 20190323506Abstract: An electrical motor vehicle vacuum pump arrangement includes a housing assembly, a pump apparatus arranged therein, a drive motor, and a sound dampener. The housing assembly includes an inlet and an outlet opening arrangement. The pump apparatus includes a pump rotor housing with an inlet- and an outlet-side face wall, and a pump rotor housing part arranged therebetween. The inlet- and the outlet-side face wall and the pump rotor housing part enclose a pump rotor chamber with a pump rotor arranged therein. The drive motor is arranged in the housing assembly. The drive motor includes a motor rotor and a motor stator. The sound damper includes a first and a second sound damping chamber, and a sound dampener element. The first sound damping chamber is connected to the pump rotor chamber and to the second sound damping chamber. The second sound damping chamber is connected to the outlet opening arrangement.Type: ApplicationFiled: June 22, 2016Publication date: October 24, 2019Applicant: Pierburg Pump Technology GmbHInventors: Sebastian CRAMER, Nabil Salim AL-HASAN, Daniel MUELLER
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Patent number: 10161402Abstract: A motor vehicle vacuum pump includes a pump rotor, a coupling element, and a clutch arrangement. The clutch arrangement locks or releases the coupling element to/from the pump rotor so that the coupling element rotates together with or is released from the pump rotor. The clutch arrangement comprises a bolt holder connected to the pump rotor or to the coupling element to rotate therewith, an axially displaceable guide body, and a catch body connected to the coupling element or to the pump rotor to rotate therewith. The bolt holder comprises a bolt guide and a bolt body displaceable therein. The guide body is assigned to the bolt holder and comprises a guiding surface inclined with respect to an axial plane. The bolt body is forced radially into a locking position via the guiding surface. The catch body has a catch depression wherewith the bolt body engages in the locking position.Type: GrantFiled: December 19, 2013Date of Patent: December 25, 2018Assignee: PIERBURG PUMP TECHNOLOGY GMBHInventor: Sebastian Cramer
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Patent number: 9989058Abstract: An electric vehicle vacuum pump assembly includes a combination, a separate acoustic barrier casing configured to encase the combination in each of a radially-spaced relationship and an axially-spaced relationship, and an annular gastight attenuation assembly radially arranged between the separate acoustic barrier casing on a first side and the combination on a second side. The combination comprises a pump unit and a drive motor comprising a rotor space, a stator space, a ventilation inlet, and a ventilation outlet. The rotor space comprises a motor rotor, and the stator space comprises a motor stator. The separate acoustic barrier casing comprises an intake connection and a discharge connection. The ventilation inlet and the ventilation outlet of the drive motor are configured to provide a forced ventilation past the annular gastight attenuation assembly and through at least one of the rotor space and the stator space.Type: GrantFiled: March 5, 2013Date of Patent: June 5, 2018Assignee: PIERBURG PUMP TECHNOLOGY GMBHInventors: Nabil Salim Al-Hasan, Mathias Zill, Sebastian Cramer, Daniel Mueller
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Patent number: 9919692Abstract: An arrangement of motor vehicle units includes a vacuum pump, a power brake unit, a pump which pumps a hydraulic fluid with a control pressure, and a control valve. The vacuum pump comprises a pump rotor, a coupling element, a control connection, a coupling arrangement switchable by the control connection to lock/unlock the coupling element with the pump rotor, and a suction connection. The power brake unit comprises a negative pressure chamber connected with the suction connection. The control valve, when unlocked, switches the control pressure of the hydraulic fluid through to the control connection to unlock. The control valve comprises an actuator acted on by a pressure of the negative pressure chamber which switches the control pressure through to the control connection if the pressure in the negative pressure chamber is greater than a threshold pressure so that the switchable control valve is switched into its unlocked state.Type: GrantFiled: December 19, 2013Date of Patent: March 20, 2018Assignee: PIERBURG PUMP TECHNOLOGY GMBHInventor: Sebastian Cramer
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Publication number: 20170008501Abstract: An arrangement of motor vehicle units includes a vacuum pump, a power brake unit, a pump which pumps a hydraulic fluid with a control pressure, and a control valve. The vacuum pump comprises a pump rotor, a coupling element, a control connection, a coupling arrangement switchable by the control connection to lock/unlock the coupling element with the pump rotor, and a suction connection. The power brake unit comprises a negative pressure chamber connected with the suction connection. The control valve, when unlocked, switches the control pressure of the hydraulic fluid through to the control connection to unlock. The control valve comprises an actuator acted on by a pressure of the negative pressure chamber which switches the control pressure through to the control connection if the pressure in the negative pressure chamber is greater than a threshold pressure so that the switchable control valve is switched into its unlocked state.Type: ApplicationFiled: December 19, 2013Publication date: January 12, 2017Applicant: PIERBURG PUMP TECHNOLOGY GMBHInventor: SEBASTIAN CRAMER
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Publication number: 20170002815Abstract: A motor vehicle vacuum pump includes a pump rotor, a coupling element, and a clutch arrangement. The clutch arrangement locks or releases the coupling element to/from the pump rotor so that the coupling element rotates together with or is released from the pump rotor. The clutch arrangement comprises a bolt holder connected to the pump rotor or to the coupling element to rotate therewith, an axially displaceable guide body, and a catch body connected to the coupling element or to the pump rotor to rotate therewith. The bolt holder comprises a bolt guide and a bolt body displaceable therein. The guide body is assigned to the bolt holder and comprises a guiding surface inclined with respect to an axial plane. The bolt body is forced radially into a locking position via the guiding surface. The catch body has a catch depression wherewith the bolt body engages in the locking position.Type: ApplicationFiled: December 19, 2013Publication date: January 5, 2017Applicant: PIERBURG PUMP TECHNOLOGY GMBHInventor: SEBASTIAN CRAMER
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Publication number: 20160017885Abstract: An electric vehicle vacuum pump assembly includes a combination, a separate acoustic barrier casing configured to encase the combination in each of a radially-spaced relationship and an axially-spaced relationship, and an annular gastight attenuation assembly radially arranged between the separate acoustic barrier casing on a first side and the combination on a second side. The combination comprises a pump unit and a drive motor comprising a rotor space, a stator space, a ventilation inlet, and a ventilation outlet. The rotor space comprises a motor rotor, and the stator space comprises a motor stator. The separate acoustic barrier casing comprises an intake connection and a discharge connection. The ventilation inlet and the ventilation outlet of the drive motor are configured to provide a forced ventilation past the annular gastight attenuation assembly and through at least one of the rotor space and the stator space.Type: ApplicationFiled: March 5, 2013Publication date: January 21, 2016Inventors: NABIL SALIM AL-HASAN, MATHIAS ZILL, SEBASTIAN CRAMER, DANIEL MUELLER
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Publication number: 20140161647Abstract: A vacuum pump for use in the automotive sector includes a rotor element fixed on a rotor shaft and arranged in a rotor housing, an electric drive arranged in a motor housing, a housing wall comprising at least one passage opening, and a bearing device. The rotor housing comprises at least one inlet and at least one outlet. The electric drive directly or indirectly drives the rotor shaft. The housing wall interconnects the rotor housing and the motor housing so as to form a housing assembly. The at least one passage opening fluidically connects the rotor housing and the motor housing. The bearing device supports the rotor shaft in the housing wall.Type: ApplicationFiled: July 8, 2011Publication date: June 12, 2014Applicant: PIERBURG PUMP TECHNOLOGY GMBHInventors: Nabil Salim Al-Hasan, Sebastian Cramer, Daniel Mueller
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Publication number: 20110249963Abstract: The mount device for a stereoscopic recording rig comprising two cameras (3a, 3b), each having one lens (4a, 4b) includes a mount element (2) which can be tilted at a bearing means (11a) about a horizontal tilt axis (11). Furthermore, a beam splitter (7, 8) attached at the mount element (2) at a radial distance from the tilt axis (11) and comprising a partially transparent mirror (8) is provided, the mirror plane of which extends in parallel to the tilt axis (11). Two attachment means (5a, 5b) are mounted at the mount element (2) at both sides of the beam splitter (7, 8) at an angular distance about the tilt axis, wherein one camera (3a, 3b) can be mounted at each of the attachment means (5a, 5b) such that the projections of the optical axes (6a, 6b) of the lenses of the cameras (3a, 3b) from a horizontal direction intersect on an imaginary vertical plane cut perpendicularly by the tilt axis (11) and the optical axes (6a, 6b) hit the mirror plane.Type: ApplicationFiled: April 8, 2011Publication date: October 13, 2011Applicant: SCREEN PLANE GmbHInventors: Sebastian Cramer, Jan Bernotat
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Publication number: 20090052885Abstract: A carriage, in particular a camera carriage, includes at least three running rollers (3a, 3b, 4) arranged at an angular distance about a vertical axis and each rotatable about a horizontal running roller axle (5a, 5b, 5c), wherein the running roller axles (5a, 5b) of at least two running rollers (3a, 3b) are aligned with a common rotational axis (A) and the running roller axle (5c) of at least one further adjustable running roller (4) is turnable in a horizontal plane. There is provided a running direction adjustment device (8, 9, 9a, 11, 12, 14, 15, 18, 21) for indirectly or directly indicating and/or determining and/or adjusting the distance (r) of a reference point (10) at the carriage (1) to an intersection point (S), which is dependent on the turning position of the further running roller (4), between the common rotational axis (A) and the rotational axis (B) aligned with the running roller axle (5c) of the adjustable running roller (4).Type: ApplicationFiled: August 21, 2008Publication date: February 26, 2009Inventor: Sebastian Cramer
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Publication number: 20060175485Abstract: The invention relates to a pan headcamera head system having a panning apparatus (1, 1a, 1b, 1c) for carrying out vertical tilting movements and/or horizontal panning movements of a camera, in particular a movie film or video camera. Here, the panning apparatus (1, 1a, 1b, 1c) is fitted in or on a substantially flat holding element (5) on which there are fitted at an angular spacing about an imaginary vertical axis (A) at least three casters (2) rotating respectively about a horizontal caster axle (3). It is possible here for at least one of the caster axles (3) to rotate and to be fixed in a horizontal plane, this having at least one running direction adjusting device (11, 11a, 11b, 12, 13, 14, 15, 16, 16i, 17) for adjusting the rotary position.Type: ApplicationFiled: June 23, 2004Publication date: August 10, 2006Inventor: Sebastian Cramer