IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
UP-0420085
(2006-05-24)
|
등록번호 |
US-7591396
(2009-10-20)
|
발명자
/ 주소 |
- Tramontina, Paul Francis
- Lewis, Richard Paul
- Provenzano, Guy William
|
출원인 / 주소 |
- Kimberly Clark Worldwide, Inc.
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
3 인용 특허 :
23 |
초록
▼
A restrictor and dispensing system for dispensing sheet material is provided. The restrictor includes a restrictor body positioned on a top sheet of a stack of sheet materials which are positioned in a dispenser. The restrictor assists in one at a time dispensing from a dispensing assembly. The disp
A restrictor and dispensing system for dispensing sheet material is provided. The restrictor includes a restrictor body positioned on a top sheet of a stack of sheet materials which are positioned in a dispenser. The restrictor assists in one at a time dispensing from a dispensing assembly. The dispensing assembly includes the dispenser, which has a housing including a container and a lid, and the housing is configured to hold and dispense sheet material. The dispenser also includes a sheet mover mounted to the housing. The sheet mover is configured to move over at least a portion of a sheet material away from additional sheet materials for dispensing. The restrictor cooperates with the housing and sheet mover to dispense one sheet material at a time. The restrictor may be provided with the dispenser, or separately. Alternatively, the restrictor may be provided in a cartridge filled with a stack of sheet materials.
대표청구항
▼
What is claimed is: 1. A system for dispensing a stack of sheet material, the stack having a top sheet positioned at an upper end of the stack of sheet material and a next sheet positioned under the top sheet, the system comprising: a dispenser comprising a housing including a container and a lid w
What is claimed is: 1. A system for dispensing a stack of sheet material, the stack having a top sheet positioned at an upper end of the stack of sheet material and a next sheet positioned under the top sheet, the system comprising: a dispenser comprising a housing including a container and a lid which cooperate to provide an inner surface formed to include an internal compartment configured to hold sheet material, the housing including an exit port for withdrawal of sheet material therefrom, the dispenser including a sheet mover mounted to the housing and configured to move sheet material positioned in the housing, such that when the lid is lifted, a portion of the sheet mover contacts at least a portion of a sheet material positioned in the housing and moves in one direction across and against the portion of the sheet material such that the portion of the sheet material is at least briefly coupled to the portion of the sheet mover and is moved in the one direction, then the sheet mover reverses direction and moves in an opposite direction and towards the lid as the lid is lifted, wherein the portion of the sheet material is moved at least in the one direction, and wherein the portion of the sheet material moved is positioned to be easily withdrawn through the exit port by a user; and a restrictor comprising a body configured to be positioned on top of and across a back of a top sheet of a stack of sheet material disposed in the dispenser, wherein when the dispenser is activated to remove sheet material therefrom, the body permits the top sheet to be dispensed from the dispenser, the body configured to limit movement of the back of the top sheet and the next sheet such that when the top sheet is moved away from the next sheet and dispensed, a front of the next sheet is positioned in a substantially flat position such that the next sheet becomes a new top sheet and it is positioned for dispensing when the dispenser is again activated. 2. The system of claims 1, wherein the body includes a plate having an upper surface, a lower surface and an outer perimeter. 3. The system of claim 2, wherein the outer perimeter is configured to substantially cover an outer perimeter edge of at least the back of the top sheet. 4. The system of claim 2, wherein the body includes a front portion and a back portion, and an opening in the front portion for dispensing sheet material therethrough. 5. The system of claim 4, wherein the opening provides a pick/push zone. 6. The system of claim 2, wherein the body includes an opening in the back portion, which provides a relief zone. 7. The system of claim 2, wherein the lower surface of the front portion and the back portion are substantially flat. 8. The system of claim 7, wherein a step is formed on the lower surface between the front portion and the back portion. 9. The system of claim 2, wherein the back portion provides substantial weight to the restrictor relative to the front portion. 10. The system of claim 2, wherein the upper surface includes a plurality of ribs. 11. A system for dispensing a stack of sheets of sheet material, the system comprising: a dispenser including a housing comprising a container and a lid which cooperate to provide an inner surface formed to include an internal compartment configured to hold sheet material, the housing including an exit port for withdrawal of sheet material therefrom, the dispenser further comprising a sheet mover mounted to at least a portion of the housing and configured to move in more than one direction when activated to move sheet material adjacent to the exit port, such that when the sheet mover is activated, a portion of the sheet mover contacts at least a portion of a sheet material positioned in the housing and moves in one direction across and against the portion of the sheet material to move the portion of the sheet material at least briefly in the one direction, then the sheet mover moves in an other direction and moves the portion of the sheet of material at least briefly in the other direction, and then the sheet mover moves toward the lid as the lid continues to be lifted, wherein the portion of the sheet material moved is positioned to be easily withdrawn through the exit port by a user; and a restrictor including a body positioned to put pressure on a portion of an upper end of a stack of sheet material disposed in a dispenser, the body including a front portion having narrow perimeter and an opening formed therein which provides a pick/push zone and a back portion providing substantial weight relative to the front portion to a top sheet positioned at an upper end of a stack of sheet material thereby restricting its movement and the movement of a next sheet positioned under the top sheet and sheets positioned thereunder, the back portion having an opening which permits movement of the next sheet when a top sheet is dispensed from a dispenser. 12. The system of claims 11, wherein the body includes an upper surface, a lower surface and an outer perimeter, and wherein the outer perimeter is configured to cover an outer perimeter edge of at least a portion of the top sheet. 13. The system of claim 11, wherein the opening in the front portion is configured to permit dispensing of the top sheet therethrough. 14. The system of claim 12, wherein the lower surface of the front portion and the back portion are substantially flat. 15. The system of claim 14, wherein a step is formed on the lower surface between the front portion and the back portion. 16. A system for dispensing sheet material, the system comprising: a dispenser including a housing comprising a container and a lid which cooperate to provide an inner surface formed to include an internal compartment configured to hold sheet material, the housing including an exit port for withdrawal of sheet material therefrom, the dispenser further including a sheet mover mounted to at least a portion of the housing and configured to move in more than one direction when activated to move sheet material adjacent to the exit port, such that when the sheet mover is activated, a portion of the sheet mover contacts at least a portion of a sheet material positioned in the housing and moves in one direction across and against the portion of the sheet material to move the portion of the sheet material at least briefly in the one direction, then the sheet mover moves in an other direction and moves the portion of the sheet of material at least briefly in the other direction, and then the sheet mover moves toward the lid as the lid continues to be lifted, wherein the portion of the sheet material moved is positioned to be easily withdrawn through the exit port by a user; and a stack of sheet material disposed in the compartment, the stack of sheet material having a top sheet positioned on an upper end of the stack and a next sheet positioned underneath and next to the top sheet; and a restrictor positioned on at least a portion of the top sheet of the stack of sheet material, the restrictor positioned to provide pressure on at least a portion of the top sheet to restrict movement of the sheet material in the housing, wherein when the dispenser is activated to dispense sheet material via movement of the sheet mover, the restrictor acts to permit the top sheet to be dispensed from the dispenser, the restrictor configured to limit movement of the top sheet and the next sheet to permit only the top sheet to be dispensed, and when the top sheet is dispensed, the restrictor acting to hold the next sheet in a position such that the next sheet becomes a new top sheet and the dispensing process is ready to be repeated. 17. The system of claim 16, wherein the restrictor includes an upper surface, a lower surface, an outer perimeter, a front portion and a back portion. 18. The system of claim 17, wherein the restrictor includes an opening in the front portion for dispensing sheet material therethrough. 19. The system of claim 17, wherein the restrictor includes an opening in the back portion. 20. The system of claim 17, wherein the back portion provides substantial weight to the restrictor relative to the front portion.
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