|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||221/210 ; 294/11 ; 206/520|
|발명자 / 주소|
|인용정보||피인용 횟수 : 4 인용 특허 : 9|
A dispenser mechanism is provided for removing a filter paper from a stack of filter papers without disturbing other papers of the stack. A gripper member is manually rotated to rotate the topmost filter paper relative to the next lower paper of the stack. Surfaces of the uppermost and next lower papers rub against each other to break area surface contact. Peripheral corrugations on the papers may cam over each other to break the area surface contact. Then, the paper can readily be lifted and removed.
A dispenser of individual coffee filter papers from a stack of such papers, wherein each filter paper has a circular plan area including a central flat area and a radially corrugated annular peripheral area, the papers being stacked with their central areas in close contact, with their peripheral areas extending outwardly and upwardly and with the corrugations thereof in nesting relation, said dispenser comprising: an open-topped container having an inner wall surface defining a cross-sectional area sized in relation to the circular plan area of the filt...