Patent ID: 8297467
Filing Date: 2012-10-30
Classification: A47J,Y10T

Abstract:
1. A slow cooker which comprises a housing, a container( 1 ) disposed in a hollow body of the housing, a lid ( 2 ), and a sealing ring ( 3 ) which sealingly engages the lid ( 2 ) and the container ( 1 ); the container ( 1 ) has a rim which is securely disposed with an engaging means for engaging with the lid ( 2 ); characterized in that the engaging means comprises a movable member ( 4 ) and an upper stationary member ( 5 ) securely disposed on the rim of the container ( 1 ); the upper stationary member ( 5 ) has an upper surface which is disposed with a sliding plate ( 58 ) for the movable member ( 4 ) to move thereon; the sliding plate ( 58 ) has a limiting end surface ( 54 ) atop for limiting movement of the movable member ( 4 ); a space ( 57 ) is formed between the limiting end surface ( 54 ) and the sliding plate ( 58 ) for a tongue ( 43 ) of the movable member ( 4 ) to pass through; the movable member ( 4 ) is disposed on the sliding plate ( 58 ) of the upper stationary member ( 5 ); the tongue ( 43 ) of the movable member ( 4 ) passes through the space ( 57 ) of the upper stationary member ( 5 ) to press onto the lid ( 2 ); the movable member ( 4 ) is secured onto the sliding plate ( 58 ) of the upper stationary member ( 5 ) via a snapping means; the sliding plate ( 58 ) is disposed with a hollow engaging grove ( 51 ) in a middle portion thereof; the movable member ( 4 ) has two positioning rims ( 42 ) at two sides thereof and the positioning rims are supported by two sides of the sliding plate ( 58 ) respectively; the snapping means comprises a toothed portion ( 53 ) at each of the two sides of the engaging groove ( 51 ); the movable member ( 4 ) is disposed with elastic catches ( 41 ) therebeneath which correspondingly engage with the toothed portions ( 53 ); the upper stationary member ( 5 ) is secured on a container handle ( 11 ) at the rim of the container ( 1 ) via a lower stationary member ( 6 ); the lower stationary member ( 6 ) is in form of a semi-opened frame with a closed end ( 65 ) for limiting movement of the movable member ( 4 ), an open end of the lower stationary member ( 6 ) faces towards the container handle ( 11 ); grooves ( 63 ) are disposed on two side walls of the lower stationary member ( 6 ) for receiving the container handle ( 11 ); the lower stationary member ( 6 ) has a top end and a bottom end which are disposed on an upper side and a lower side of the container handle ( 11 ) respectively; the container handle ( 11 ) is disposed with installation holes ( 12 ); the bottom end of the lower stationary member ( 6 ) is correspondingly disposed with screw holes ( 61 ); the top end of the lower stationary member ( 6 ) is disposed with an open groove ( 64 ) along which the movable member ( 4 ) moves; the upper stationary member ( 5 ) is disposed between the container handle ( 11 ) and the top end of the lower stationary member ( 6 ); a positioning groove ( 56 ) is formed between the upper stationary member ( 5 ) and the top end of the lower stationary member ( 6 ); the upper stationary member ( 5 ) has a lower side disposed with protruding screw shafts ( 52 ) which correspond with the installation holes ( 12 ) of the container handle ( 11 ); the screw shafts ( 52 ) are internally threaded and pass through the installation holes ( 12 ) of the container handle ( 11 ) from top to bottom to be inserted in the installation holes ( 12 ) of the container handle ( 11 ); and a screw threaded coupling member ( 7 ) sequentially passes through each of the screw holes ( 61 ) at the bottom end of the lower stationary member ( 6 ) and each of the screw shafts ( 52 ) of the upper stationary member ( 5 ) from bottom to top so as to securely fasten the upper stationary member ( 5 ), the lower stationary member ( 6 ) and the container handle ( 11 ) together.