Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
311 words
A coffee brewer comprising: an upper receptacle defining an upper chamber with a floor having an opening and an opened top tower extending vertically in the upper chamber about the opening and filter means included on said tower, said tower extending substantially above the floor and toward the upper portion of said upper receptacle chamber, a lower receptacle defining a lower chamber with an open top and a side vent, means to connect the upper chamber floor over the lower chamber top, whereby the passageway through the opening and tower comprise the only means of fluid communication between the chamber of the upper end and the chamber of the lower receptacle, a coffee and sugar holder captivated between the upper and lower receptacle, and completely spanning the opening, said holder comprising an annular member sized to nest in the open top and means captivating the holder in the open top of said upper receptacle, and a bag suspended from said annular member and extending into the lower chamber to hold a lower charge of sugar and an upper charge of coffee, said bag having an open upper end in said opening and a closed lower end, expandible ring means carried by the open upper end of the bag and releasably engaged in said annular member to suspend said bag in said lower chamber, whereby when a charge of sugar and an upper charge of coffee is placed in the bag, and the bag is suspended on said holder, and the receptacles are united together captivating the bag and heat is applied to boil water in the lower chamber, the same will pass as a vapor through the wall of the bag and sugar and coffee forming coffee which rises through the opening, through the tower, and upon cooling descends into the upper chamber to provide a well brewed cup of coffee.
Claim 2
Dependent Claim
311 words
A coffee brewer comprising: an upper receptacle defining an upper chamber with a floor having an opening and an opened top tower extending vertically in the upper chamber about the opening and filter means included on said tower, said tower extending substantially above the floor and toward the upper portion of said upper receptacle chamber, a lower receptacle defining a lower chamber with an open top and a side vent, means to connect the upper chamber floor over the lower chamber top, whereby the passageway through the opening and tower comprise the only means of fluid communication between the chamber of the upper end and the chamber of the lower receptacle, a coffee and sugar holder captivated between the upper and lower receptacle, and completely spanning the opening, said holder comprising an annular member sized to nest in the open top and means captivating the holder in the open top of said upper receptacle, and a bag suspended from said annular member and extending into the lower chamber to hold a lower charge of sugar and an upper charge of coffee, said bag having an open upper end in said opening and a closed lower end, expandible ring means carried by the open upper end of the bag and releasably engaged in said annular member to suspend said bag in said lower chamber, whereby when a charge of sugar and an upper charge of coffee is placed in the bag, and the bag is suspended on said holder, and the receptacles are united together captivating the bag and heat is applied to boil water in the lower chamber, the same will pass as a vapor through the wall of the bag and sugar and coffee forming coffee which rises through the opening, through the tower, and upon cooling descends into the upper chamber to provide a well brewed cup of coffee.
Claim 3
Dependent Claim
19 words
The device as set forth in claim 1 wherein said filter means on said tower comprises an internal screen.
Claim 4
Dependent Claim
39 words
The device as set forth in claim 1 wherein said filter means comprises an inverted cone-shaped bag sized to snugly nest over the upper open end of said tower to provide a filter barrier through which vapor must pass.