|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||220/254.3; 220/832; 220/254.2; 222/556|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 55 인용 특허 : 20|
A dispensing closure with a hinged flap for conveniently opening and closing a dispensing aperture. The closure is a one-piece molded part having an integral living hinge. A mechanism for releasably locking the flap in a stay-open position and thereby resisting any tendency of the hinge to resiliently bias the flap towards a closed position is provided. The stay-open mechanism comprises a cooperating pair of surfaces molded into the flap and main body of the closure which are arranged to snap into and out of locking engagement when the flap is deliberate...
1. A one-piece dispensing closure for a package comprising a generally circular end wall, an aperture in the end wall, a flap for selectively opening and closing the aperture by movement between open and closed positions, the flap being connected to the end wall by a hinge integral with the flap and the end wall, the hinge lying along a chordal line on the end wall, the end wall having an outer face, a first lock member on the outer face of the end wall spaced from the hinge on a side of the hinge opposite the flap when the flap is in the closed position...