[미국특허]
Height adjustable support surface and system for encouraging human movement and promoting wellness
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A47B-009/00
A47B-021/02
A47B-009/20
A47B-021/06
F16L-003/01
G05B-019/048
A47B-097/00
출원번호
US-0474983
(2017-03-30)
등록번호
US-9907396
(2018-03-06)
발명자
/ 주소
Labrosse, Jean-Paul
Chu, Michael Xinjie
Sullivan, Scott
출원인 / 주소
STEELCASE INC.
대리인 / 주소
Quarles & Brady LLP
인용정보
피인용 횟수 :
11인용 특허 :
133
초록▼
A system for adjusting the height of a workstation for use by a user, the system comprising a frame, a worktop having an upper work surface, the worktop being vertically slidably attached to said frame and selectably adjustable in elevation to different positions including at least a first standing
A system for adjusting the height of a workstation for use by a user, the system comprising a frame, a worktop having an upper work surface, the worktop being vertically slidably attached to said frame and selectably adjustable in elevation to different positions including at least a first standing position and at least a first sitting position, at least one variable speed electrically-powered vertical-displacement drive mechanism connected between said frame and said worktop, said drive mechanism being arranged to selectively vertically displace the worktop with respect to said frame when said drive mechanism is activated and a processor controlling the drive mechanism to move the worktop to different positions, the processor controlling the drive mechanism to control the rate of worktop height displacement at various speeds including at least a first speed and a second speed that is different than the first speed, the processor controlling the rate of worktop height displacement at the first speed sometimes and at the second speed at other times.
대표청구항▼
1. A system for adjusting the height of a workstation for use by a user, the system comprising: a frame;a worktop having an upper work surface, the worktop being vertically slidably attached to said frame and selectably adjustable in elevation to different positions including at least a first standi
1. A system for adjusting the height of a workstation for use by a user, the system comprising: a frame;a worktop having an upper work surface, the worktop being vertically slidably attached to said frame and selectably adjustable in elevation to different positions including at least a first standing position and at least a first sitting position;a memory device storing at least the first standing position and the first sitting position;at least one variable speed electrically-powered vertical-displacement drive mechanism connected between said frame and said worktop, said drive mechanism arranged to selectively vertically displace the worktop with respect to said frame when said drive mechanism is activated; anda processor linked to the memory device and the drive mechanism and controlling the drive mechanism to move the worktop to different positions; anda user interface supported by the worktop, the interface including an upper surface and a lower surface that face upwardly and downwardly, respectively, the interface further including at least one sensor for sensing contact with the upper and lower surfaces, respectively, the interface linked to the processor, the processor programmed to perform the steps of:(i) while the worktop is in the first sitting position: (a) upon sensing a quick upward double activation of the user interface, controlling the drive mechanism to move the worktop from the first sitting position to the first standing position; and(b) upon sensing a prolonged single upward activation of the user interface, controlling the drive mechanism to move the worktop upward from the first sitting position toward the first standing position and continuing to drive the worktop upward as long as the prolonged single upward activation persists. 2. The system of claim 1 wherein the lower surface is below the upper work surface and the upper surface is above the lower surface. 3. The system of claim 2 wherein the sensor includes first and second pressure sensors adjacent the upper and lower surfaces, respectively. 4. The system of claim 3 wherein the processor controls the drive mechanism to move the worktop at different rates during prolonged upward activation wherein the rate depends on the magnitude of pressure applied to the sensor. 5. The system of claim 4 wherein the upper and lower surfaces are located adjacent the upper worksurface and an undersurface of the worktop, respectively. 6. The system of claim 4 wherein the interface is integrated into the worktop so that the lower surface of the interface is located adjacent the undersurface of the worktop. 7. The system of claim 4 wherein the interface enables a user to change between first and second rates without halting worktop movement by changing pressure on the upper and lower surfaces. 8. The system of claim 1 wherein the upper and lower surfaces of the interface are located below the upper surface of the worktop. 9. The system of claim 1 wherein the processor is programmed to control worktop height displacement at different rates at different times. 10. The system of claim 1 wherein the processor is programmed to control worktop height displacement at different rates during at least some continuous worktop height displacements. 11. The system of claim 1 wherein the processor programmed to perform the steps of: (i) while the worktop is in the first standing position: (a) upon sensing a quick downward double activation of the user interface, controlling the drive mechanism to move the worktop from the first standing position to the first sitting position; and(b) upon sensing a prolonged single downward activation of the user interface, controlling the drive mechanism to move the worktop downward from the first standing position toward the first sitting position and continuing to drive the worktop downward as long as the prolonged single downward activation persists capacitive switch pressure membrane switch. 12. The system of claim 11 wherein the sensor is a pressure sensor and wherein the processor controls the rate of worktop height displacement based at least in part of the magnitude of the pressure applied to the interface during a prolonged activation. 13. The system of claim 1 wherein the processor is programmed to control the drive mechanism to move the worktop from a current position to the sitting position and from the current position to the standing position upon detecting quick downward double activation and quick upward double activation, respectively. 14. The system of claim 1 wherein the processor is programmed to provide periodic reminders to a system user to change the height of the worktop, the processor providing a reminder by automatically changing the height of the worktop from a current initial position to another position so that a user in physical contact with the worktop senses the movement via touch. 15. The system of claim 14 wherein the processor provides the reminder by automatically changing the worktop height through a cycle that drives the worktop from the current initial position to another position and back to the initial position. 16. The system of claim 15 wherein the difference between the current position and the another position is one inch or less. 17. The system of claim 15 wherein the processor is programmed to accelerate the rate of worktop displacement from the initial position to a first speed, decelerate the rate of worktop displacement from the first speed to another position, accelerate the rate of worktop displacement from the another position toward the initial position and decelerate the worktop displacement as the worktop approaches the initial position. 18. The system of claim 17 wherein the displacement cycle is repeated a plurality of times in a sequence without delay between consecutive cycles in the sequence. 19. The system of claim 17 wherein the frequency of the cycle is between 12 and 18 cycles per minute and wherein the vertical distance between the initial position and the another position is less than 5 inches. 20. The system of claim 1 wherein the processor is programmed to control the rate of worktop displacement through a movement cycle that includes a first displacement rate and acceleration up to a second displacement rate without halting movement between the first and second displacement rates. 21. The system of claim 20 wherein changes between the first and second displacement rates are automatically controlled by the processor. 22. A system for adjusting the height of a workstation for use by a user, the system comprising: a frame;a worktop having an upper work surface and an undersurface, the worktop being vertically slidably attached to said frame and selectably adjustable in elevation to different positions including at least a first standing position and at least a first sitting position;at least one variable speed electrically-powered vertical-displacement drive mechanism connected between said frame and said worktop, said drive mechanism being arranged to selectively vertically displace the worktop with respect to said frame when said drive mechanism is activated;a processor controlling the drive mechanism to move the worktop to different positions; anda user interface linked to the processor and supported by the worktop, the interface including oppositely facing upper and lower surfaces, the upper surface facing upward and the lower surface facing downward, the lower surface accessible at a height below the height of the worktop undersurface and the upper surface disposed above the lower surface,wherein, the processor is programmed to perform the steps of:(i) while the worktop is in the first sitting position: (a) upon sensing a quick upward double activation of the user interface, controlling the drive mechanism to move the worktop from the first sitting position to the first standing position; and(b) upon sensing a prolonged single upward activation of the user interface, controlling the drive mechanism to move the worktop upward from the first sitting position toward the first standing position and continuing to drive the worktop upward as long as the prolonged single upward activation persists;(ii) while the worktop is in the first standing position: (a) upon sensing a quick downward double activation of the user interface, controlling the drive mechanism to move the worktop from the first standing position to the first sitting position; and(b) upon sensing a prolonged single downward activation of the user interface, controlling the drive mechanism to move the worktop downward from the first standing position toward the first sitting position and continuing to drive the worktop downward as long as the prolonged single downward activation persists capacitive switch pressure membrane switch. 23. The system of claim 22 wherein the interface includes a pressure sensor. 24. The system of claim 23 wherein the lower surface of the interface is spatially below the undersurface of the worktop. 25. The system of claim 23 wherein the upper surface of the interface is substantially parallel to the upper worktop surface and wherein the lower surface of the interface is substantially parallel to the undersurface of the worktop. 26. The system of claim 25 wherein each of the upper and lower interface surfaces is at a height that is below the height of the upper surface of the worktop. 27. The system of claim 26 wherein the interface is integrated into the worktop. 28. The system of claim 22 wherein the interface includes a pressure sensitive sensor that can detect at least two different upward pressures and two different downward pressures applied to the interface. 29. A system for adjusting the height of a workstation for use by a user, the system comprising: a frame;a worktop having an upper work surface, the worktop being vertically slidably attached to said frame and selectably adjustable in elevation to different positions including at least a first standing position and at least a first sitting position;at least one variable speed electrically-powered vertical-displacement drive mechanism connected between said frame and said worktop, said drive mechanism being arranged to selectively vertically displace the worktop with respect to said frame when said drive mechanism is activated; andan interface including an upper surface and a lower surface that face upwardly and downwardly, respectively, the lower surface located within a space below the upper work surface, first and second pressure sensors located at the upper surface and the lower surface, respectively;a processor controlling the drive mechanism to move the worktop among different positions, the processor controlling the drive mechanism to control the rate of worktop height displacement at various speeds including at least a first speed and a second speed that is different than the first speed, the processor programmed to perform the steps of:(i) while the worktop is in a position below the first standing position: (a) upon sensing a quick upward double activation of the user interface, controlling the drive mechanism to move the worktop from the current position to the first standing position; and(b) upon sensing a prolonged single upward activation of the user interface, controlling the drive mechanism to move the worktop upward from the current position toward the first standing position and continuing to drive the worktop upward as long as the prolonged single upward activation persists;(ii) while the worktop is in a position above the first sitting position: (a) upon sensing a quick downward double activation of the user interface, controlling the drive mechanism to move the worktop from the current position to the first sitting position; and(b) upon sensing a prolonged single downward activation of the user interface, controlling the drive mechanism to move the worktop downward from the current position toward the first sitting position and continuing to drive the worktop downward as long as the prolonged single downward activation persists capacitive switch pressure membrane switch; andwherein the rate of height displacement during prolonged interface activations is at a first rate when force sensed by one of the sensors is below a threshold force and is at a second rate when force sensed by one of the sensors is above the threshold force. 30. The system of claim 29 wherein each of the first and second sensors includes each of a capacitive contact sensor and a pressure membrane sensor, each contact sensor sensing contact and each of the pressure membrane sensors sensing pressure over the threshold level.
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Labrosse, Jean-Paul; Chu, Michael Xinjie; Sullivan, Scott, Height adjustable support surface and system for encouraging human movement and promoting wellness.
Labrosse, Jean-Paul; Chu, Michael Xinjie; Sullivan, Scott, Height adjustable support surface and system for encouraging human movement and promoting wellness.
Labrosse, Jean-Paul; Chu, Michael Xinjie; Sullivan, Scott, Height adjustable support surface and system for encouraging human movement and promoting wellness.
Labrosse, Jean-Paul; Chu, Michael Xinjie; Sullivan, Scott, Height adjustable support surface and system for encouraging human movement and promoting wellness.
Labrosse, Jean-Paul; Chu, Michael Xinjie; Sullivan, Scott, Height-adjustable support surface and system for encouraging human movement and promoting wellness.
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