Novel Lid Assembly

Abstract

The present invention is about a hinge mechanism, for a lid assembly for a container, comprising: a first mounting structure with a first profile on a main lid member of said lid assembly; a coupler having a first end and an opposing second end, said first end being engaged with said first mounting structure and being provided with a second profile operably coupling to said first profile of said first mounting structure, said coupler being configured to operably move reciprocally towards and away from said first mounting structure; and a first lid movably connecting to said main lid member to move between a first position covering a passage on said main lid member fluidically communicable with the interior of said container and a second position uncovering said passage, and operably connecting to said coupler, and characterized in that, when said first lid being at said first position and said second position, said first mounting structure and said first end of said coupler coupling with each other due to the coupling between said first profile and said second profile; and during the movement of said first lid, said coupler moving axially away from said first mounting structure due to the decoupling of said first profile and said second profile.

1 . A hinge mechanism, for a lid assembly for a container, comprising:
 a first mounting structure with a first profile on a main lid member of said lid assembly;   a coupler having a first end and an opposing second end, said first end being engaged with said first mounting structure and being provided with a second profile operably coupling to said first profile of said first mounting structure, said coupler being configured to operably move reciprocally towards and away from said first mounting structure; and   a first lid movably connecting to said main lid member to move between a first position covering a passage on said main lid member fluidically communicable with the interior of said container and a second position uncovering said passage, and operably connecting to said coupler, and   
       characterized in that, 
       when said first lid being at said first position and said second position, said first mounting structure and said first end of said coupler coupling with each other due to the coupling between said first profile and said second profile; and 
       during the movement of said first lid, said coupler moving axially away from said first mounting structure due to the decoupling of said first profile and said second profile. 
     
     
         2 . The hinge mechanism according to  claim 1 , characterized in that, said coupler being resilient, whereby said coupler being configured to operably move reciprocally towards and away from said first mounting structure. 
     
     
         3 . The hinge mechanism according to  claim 1 , characterized in that, said coupler comprising:
 a sleeve having a first end having said first profile, and an opposing second end; and   a first resilient member engaging with said second end of said sleeve; and   whereby said coupler being configured to operably move reciprocally towards and away from said first mounting structure.   
     
     
         4 . The hinge mechanism according to  claim 3 , characterized in that,
 said sleeve having a second end with a hollow structure to receive said first resilient member, and the interior of said hollow structure of said sleeve being provided with a stopper portion to limit the movement of said first resilient member.   
     
     
         5 . The hinge mechanism according to  claim 4 , characterized in that,
 said first lid having
 a first end having a hollow structure to receive said first resilient member and said sleeve, and a stopper portion to limit the movement of said first resilient member; and 
 a second end movably connecting to said main lid member. 
   
     
     
         6 . The hinge mechanism according to  claim 5 , characterized in that, said first resilient member having:
 a first end engaging with said sleeve and   a second end engaging with said first lid.   
     
     
         7 . The hinge mechanism according to  claim 6 , further comprising:
 a first engagement member, provided to the interior of said hollow structure of said first lid; and   a second engagement member, provided to the exterior of said sleeve; and   
       wherein said first engagement member engaging with said second engagement member, such that said the movement of said first lid controlling the movement of said sleeve. 
     
     
         8 . The hinge mechanism according to  claim 1 , characterized in that, said hinge mechanism being a multi-angle locking hinge mechanism. 
     
     
         9 . The hinge mechanism according to  claim 1 , characterized in that, said hinge mechanism being a two-angle locking hinge mechanism or a bistable hinge mechanism. 
     
     
         10 . The hinge mechanism according to  claim 9 , further comprising:
 a first actuating structure, preferably a cam structure, provided to said first lid;   an aperture on said main lid member; and   a valve arranged in said aperture; and   
       wherein 
       when said first lid moving from its said first position to said second position, said first actuating structure acting against said valve for releasing the internal pressure of said container. 
     
     
         11 . The hinge mechanism according to  claim 10 , characterized in that, said first actuating structure positioned at said second end of said first lid. 
     
     
         12 . A lid assembly, for a container, comprising:
 a lid mechanism as claimed in  claim 1 ;   a second mounting structure and a through-hole and a second resilient member, provided to the main lid member of said lid assembly;   a first actuating structure, preferably a cam structure provided to said first lid;   a plate having a first portion and a second portion, movably connecting to said second mounting structure, wherein said second resilient member arranged to sandwich said first portion of said plate between said first actuating structure and said second resilient member,   wherein in the movement of said first lid from its said first position to said second position, said first actuating structure pushing said first portion of said plate downwards and biasing said second resilient member;   a bracket removably connecting to said main lid member, having at least one standing wall with a third engagement member;   a sliding member movably connecting to said third engagement member of said bracket to move between a first position and a second position;   a button, with a third resilient member, reciprocally movable inside said through-hole of said main lid member between a first position disengaging with said sliding member and a second position engaging with said sliding member;   a sealing structure, movably connecting to said standing wall of said bracket such that said sealing structure movable between a first position closing said passage of said main lid member and a second position opening said passage of said main lid member;   a biasing member, operably connected to said sealing structure, such that said biasing member being biased during the movement of said sealing structure from its said first position to said second position,   wherein the movement of said button from its said first position to said second position biasing said third resilient member and actuating said sliding member to move from its said first position to said second position thus actuating said sealing structure to move from its said first position to said second position; and   
       characterized in that, 
       before said first lid being positioned at its second position, said second portion of said plate preventing said button from movement; and said button being movable after said first lid being positioned at its second position. 
     
     
         13 . The lid assembly according to  claim 12 , characterized in that, the angle between said first position and said second position of said first lid being exceed 90 degrees. 
     
     
         14 . The lid assembly according to  claim 12 , characterized in that, said bracket having two opposite standing walls, and/or said third engagement member of said bracket being a groove. 
     
     
         15 . The lid assembly according to  claim 14 , characterized in that, said sliding member being configured to provide a wing received in said groove of said bracket. 
     
     
         16 . The lid assembly according to  claim 12 , characterized in that,
 said button comprising a shaft; and   said sliding member comprising a stopper portion for limiting the movement of said shaft of said button; and   
       wherein the movement from their respective said first position to said second position of said button and said sliding member being synchronized. 
     
     
         17 . The lid assembly according to  claim 16 , characterized in that, the movement of said button from its said second position to said first position being realized by relaxation of the biased third resilient member. 
     
     
         18 . The lid assembly according to  claim 12 , characterized in that,
 the movement of said sliding member from its said second position to said first position being realized by relaxation of the biased biasing member; and/or   the movement of said sealing structure from its said second position to said first position being realized by relaxation of the biased biasing member.   
     
     
         19 . The lid assembly according to  claim 12 , characterized in that, said main lid member further comprising an aperture fluidically communicable with the interior of said container. 
     
     
         20 . The lid assembly accordingly to  claim 19 , characterized in that, said second resilient member being a valve positioned in said aperture of said main lid member.