Patents Assigned to Völker AG
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Patent number: 7703157Abstract: A bed, in particular a sickbed or nursing bed, comprises a height-adjustable bedstead to be supported on a floor, a fixing brake having an actuator adapted to be moved between a braking position and a release position and to be operated by hand or by foot, and at least one brake element which is pressed to the floor in the braking position of the actuator, and is spaced apart from the floor in the release position of the actuator. The actuator is adapted to be automatically placed into the brake position by a bedstead element when the lowermost position of the bedstead has been reached.Type: GrantFiled: February 7, 2007Date of Patent: April 27, 2010Assignee: Völker AGInventor: Günther Dorenbeck
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Patent number: 7552491Abstract: A lying surface for a bed, especially for a healthcare and/or hospital bed, comprises support elements (22) and at least one electro-mechanic lifting unit (20) for lifting and lowering one of the support elements (22) relative to a bearing element (62) of the support element (22). The at least one lifting unit (20) comprises a housing (24) with an electromotor (32) having a drive shaft (34), a transmission (38) and a lifting member (50) supported at the bearing element (62) of said one support element (22). The lifting member (50) is adapted to be rotated by the transmission (38) and to be moved both up and down during a rotary movement of 360°.Type: GrantFiled: October 27, 2006Date of Patent: June 30, 2009Assignee: Voelker AGInventor: Heinrich Voelker
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Patent number: 7509697Abstract: A bed, in particular a sickbed or nursing bed, comprises a height-adjustable bedstead having a frame comprising frame side parts and frame transverse parts and, in the region of the frame transverse parts, legs connected with each other in pairs by means of cross bracings. The legs have lower ends supported on a floor and, at their opposite upper ends, are supported and slidably guided at guiding profiles extending in parallel to the frame side parts. Further, the bed comprises two lifting assemblies each having a drive unit comprising a housing, and a pushrod adapted to be moved out of the housing and into the housing by the drive unit. The two lifting assemblies are arranged in the region of the frame side parts, leaving a space for accommodation of an adjustment drive for an adjustable mattress supporting device.Type: GrantFiled: February 7, 2007Date of Patent: March 31, 2009Assignee: Völker AGInventor: Günther Dorenbeck
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Publication number: 20070101498Abstract: A lying surface for a bed, especially for a healthcare and/or hospital bed, comprises support elements (22) and at least one electro-mechanic lifting unit (20) for lifting and lowering one of the support elements (22) relative to a bearing element (62) of the support element (22). The at least one lifting unit (20) comprises a housing (24) with an electromotor (32) having a drive shaft (34), a transmission (38) and a lifting member (50) supported at the bearing element (62) of said one support element (22). The lifting member (50) is adapted to be rotated by the transmission (38) and to be moved both up and down during a rotary movement of 360°.Type: ApplicationFiled: October 27, 2006Publication date: May 10, 2007Applicant: Voelker AGInventor: Heinrich Voelker
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Patent number: 6795988Abstract: A bed having supporting elements for supporting the bed on a floor and a mattress support device for supporting a mattress. The mattress support device is provided with a support member that has two transverse bars extending transversely. A safety side part is supported at the support member so as to be moved between a rest position in which it is located below the lying surface and an upright position in which the safety side part extends at a side of a lying surface. An upper surface of the support member defines a mattress support plane and upper faces of the transverse bars are substantially juxtaposed to the mattress support plane.Type: GrantFiled: June 2, 2003Date of Patent: September 28, 2004Assignee: Voelker AGInventor: Michael Hueppe
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Patent number: 6728984Abstract: The bed, in particular a sickbed or nursing bed, includes a bedstead having a mattress supporting surface and a plurality of swivelling rollers each of which is provided with a holding element attached to the bedstead and at least one roller body rotatably supported on the holding element. The bedstead includes receiving portions for the holding elements. Each receiving portion has an open lower side averting the mattress supporting surface of the bedstead, beyond which lower side the respective holding element projects. Each receiving portion is further open at at least one side face essentially extending transversely to the lower side. The holding elements are capable of being inserted via these side faces into the receiving portions.Type: GrantFiled: September 25, 2002Date of Patent: May 4, 2004Assignee: Voelker AGInventor: Michael Dietrich