Permobil AB Patent applications |
Patent application number | Title | Published |
20140103694 | Wheelchair Backrest Assembly - A backrest assembly for a wheelchair includes a support plate pivotally connected to a seat, wherein the support plate is configured to be pivotally adjusted between upright and reclined positions with respect to the seat; a slide plate slidably secured on a front surface of the support plate; and a backrest adjustment assembly operatively connected to the support plate and the slide plate. The backrest adjustment assembly includes a link configured to adjust the support plate. The slide plate slides over the support plate through the link. | 04-17-2014 |
20140070591 | Wheelchair Legrest Assembly - A powered wheelchair includes a seat assembly configured to support an individual, a legrest assembly pivotally connected to the seat assembly, and an adjustment assembly including an actuator operatively connected to the central column through a piston slidably secured within a sleeve. The adjustment assembly is secured underneath the seat assembly. The powered wheelchair may also include an extension bracket that allows legrests and a central column of the legrest assembly to be separately and independently adjusted with respect to one another. | 03-13-2014 |
20140008957 | Wheelchair Backrest Assembly - A backrest assembly for a wheelchair includes a support plate pivotally connected to a seat, wherein the support plate is configured to be pivotally adjusted between upright and reclined positions with respect to the seat; a slide plate slidably secured on a front surface of the support plate; and a backrest adjustment assembly operatively connected to the support plate and the slide plate. The backrest adjustment assembly includes a link configured to adjust the support plate. The slide plate slides over the support plate through the link. | 01-09-2014 |
20130249190 | Wheelchair Legrest Assembly - A powered wheelchair includes a seat assembly configured to support an individual, a curved legrest assembly pivotally connected to the seat assembly, and an adjustment assembly including an actuator operatively connected to the central column through a piston slidably secured within a sleeve. The adjustment assembly is secured underneath the seat assembly. The powered wheelchair may also include an extension bracket that allows legrests and a central column of the curved legrest assembly to be separately and independently adjusted with respect to one another. | 09-26-2013 |
20130228030 | ADJUSTABLE AND RECONFIGURABLE HEAD ARRAY SYSTEM FOR A POWER WHEELCHAIR - Certain embodiments provide a head array system for a power wheelchair, including a head array body and one or more lateral arms. The head array body includes shafts. Each of the shafts includes lateral arm receiving sections. The one or more lateral arms are detachably coupled to one of the lateral arm receiving sections of one of the shafts. | 09-05-2013 |
20120080919 | Wheelchair Backrest Assembly - A backrest assembly for a wheelchair includes a support plate pivotally connected to a seat, wherein the support plate is configured to be pivotally adjusted between upright and reclined positions with respect to the seat; a slide plate slidably secured on a front surface of the support plate; and a backrest adjustment assembly operatively connected to the support plate and the slide plate. The backrest adjustment assembly includes a link configured to adjust the support plate. The slide plate slides over the support plate through the link. | 04-05-2012 |
20120080246 | Wheelchair Legrest Assembly - A powered wheelchair includes a seat assembly configured to support an individual, a curved legrest assembly pivotally connected to the seat assembly, and an adjustment assembly including an actuator operatively connected to the central column through a piston slidably secured within a sleeve. The adjustment assembly is secured underneath the seat assembly. The powered wheelchair may also include an extension bracket that allows legrests and a central column of the curved legrest assembly to be separately and independently adjusted with respect to one another. | 04-05-2012 |
20120080245 | SEAT TILT APPARATUS - The invention concerns a seat tilt apparatus ( | 04-05-2012 |
20120012416 | ELECTRIC MID-WHEEL DRIVE WHEELCHAIR - A wheelchair of the mid-wheel drive type comprises a chassis frame ( | 01-19-2012 |
20100017072 | CONTROL SYSTEM FOR A WHEELCHAIR HAVING MOVABLE PARTS - The invention relates to a control system for controlling a wheelchair having movable parts. The control system comprises a controller and a number of actuators for effectuating movements of the movable parts. The controller comprises a mathematical model of the kinematics of the movable parts and their respective at least one actuator, means for receiving an input signal from one or more of the actuators, and means for setting, based on the mathematical model, limiting positions of the actuators in response to the determined input signal. The invention also relates to a corresponding wheelchair and method of controlling a wheelchair. | 01-21-2010 |