The present invention is a cylindrical litter box with a litter pan and a lid, which is removably attached to the litter pan. The litter pan comprises of a body having a circular base, a cylindrical side wall that is joint at its bottom end to the circular base. The cylindrical pan includes an open
The present invention is a cylindrical litter box with a litter pan and a lid, which is removably attached to the litter pan. The litter pan comprises of a body having a circular base, a cylindrical side wall that is joint at its bottom end to the circular base. The cylindrical pan includes an open top that is defined by a peripheral lip. The open top end includes a double brim: an outer brim dedicated to securely support the lid, an inner brim to support a clutch and secure a bag, and a cavity separating the two brims. An especially designed bag that can be rolled open is attached from its open end to the inner brim and lines the pan. The rolled part of the bag is secured inside the cavity in between the inner and outer brims.
대표청구항▼
1. A pet litter box to collect pet wastes comprising of: a. a cylindrical litter pan having a pan-diameter, a center, an outer wall, an inner wall and an open top end comprising of: i. an inner brim at said open top end having an inner-brim diameter, said inner brim extending radially inward toward
1. A pet litter box to collect pet wastes comprising of: a. a cylindrical litter pan having a pan-diameter, a center, an outer wall, an inner wall and an open top end comprising of: i. an inner brim at said open top end having an inner-brim diameter, said inner brim extending radially inward toward said center;ii. an outer brim having an outer-brim diameter and connected to said outer wall, wherein said outer-brim diameter is larger than said inner-brim diameter forming a bag-space between said inner and outer brims;iii. a semi-circular groove constructed in said outer brim;iv. a movable circular ring having means to rotatably engage to said inner brim;v. a handle attached to said movable circular ring, said handle extending out of said outer brim from said semi-circular groove;vi. a plurality of stationary pan-hooks installed at a top portion of said inner wall and at a predefined space from each other;vii. a plurality of movable ring-hooks installed at said inner side at a predefined space from each other; andviii. a plurality of elastic bands, each band attaching a pair of adjacent pan-hooks and ring hooks;b. a litter lid to be placed on said litter pan and having a lid-top and an opening to allow a pet to enter and exit said litter box; andc. a litter bag having an open end and a closed end, wherein said closed end is set inside said litter pan and said open end is rolled and stored in said bag-space, whereby by turning said handle, said elastic bands twist said litter bag and close said open end. 2. The pet litter box of claim 1, wherein said litter bag having a perforated portion with a removable seal at said closed end, wherein said bag is used for sifting the litter. 3. The pet litter box of claim 1, wherein said litter bag having an absorbing pad at said closed end. 4. The pet litter box of claim 1, wherein said means to rotatably engage to said inner brim is a C-shaped slot sized to be engaged with said inner brim. 5. The pet litter box of claim 1, wherein said cylindrical litter pan preferably having 4.5 inches height and 24 inches in diameter. 6. The pet litter box of claim 1, wherein said litter pan further has a hollowed cavity to receive a removable and retractable tray, wherein said tray sized to receive a mat. 7. The pet litter box of claim 1, wherein said litter bag preferably having a 24 inches diameter and 24 inches length. 8. The pet litter box of claim 1, wherein said litter lid further having a grabbing means to grab and hold said litter bag for sifting. 9. The pet litter box of claim 8, wherein said grabbing means comprising of a first ring, a second ring, a plurality of hooks on said first and second rings, a plurality of bands connecting said hooks, and a clutch that rotates one ring with respect to other ring thereby grabbing and holding said litter bag. 10. The pet litter box of claim 8, wherein said grabbing means is comprised of a transparent mechanical iris and control knob to open and close a plurality of blades, wherein said blades grab and hold said litter bag. 11. The pet litter box of claim 1, wherein said lid-top further having a roof vent to allow air circulation inside said pet litter container. 12. The pet litter box of claim 11, wherein said roof vent further having an air filtration system. 13. The pet litter box of claim 1, wherein said litter lid further having a reflective interior coating, ambient LEDs and a UV-C LED disinfection system to illuminate litter box interior and prevent spread of the microorganisms from pet litter. 14. The pet litter box of claim 1, wherein said pet litter box further having a control knob to activate said LEDs. 15. The pet litter box of claim 1, wherein said litter bag is made of a biodegradable material and is infused with a material that attracts pets. 16. The pet litter box of claim 1, wherein said pet litter box is made of a non-stick antimicrobial plastic. 17. The pet litter box of claim 1, wherein said door comprises of a first section that is smaller than said opening and a second section attached to said first section and overlapping the body of said litter lid, wherein said second section is made of a soft flexible plastic which becomes highly electrostatic by coming into contact with a pet's fur, thereby clinging to said litter lid. 18. The pet litter box of claim 17, wherein said first section is made of a solid translucent plastic. 19. A box to collect wastes comprising of: a. a cylindrical pan having a pan-diameter, a center, an outer wall, an inner wall and an open top end comprising of: i. an inner brim at said open top end having an inner-brim diameter, said inner brim extending radially inward toward said center;ii. an outer brim having an outer-brim diameter and connected to said outer wall, wherein said outer-brim diameter is larger than said inner-brim diameter forming a bag-space between said inner and outer brims;iii. a semi-circular groove constructed in said outer brim;iv. a movable circular ring having means to rotatably engage to said inner brim;v. a handle attached to said movable circular ring, said handle extending out of said outer brim from said semi-circular groove;vi. a plurality of stationary pan-hooks installed at a top portion of said inner wall and at a predefined space from each other;vii. a plurality of movable ring-hooks installed at said inner side at a predefined space from each other; andviii. a plurality of elastic bands, each band attaching a pair of adjacent pan-hooks and ring hooks; andb. a bag having an open end and a closed end, wherein said closed end is set inside said pan and said open end is rolled and stored in said bag-space, whereby by turning said handle, said elastic bands twist said bag and close said open end.
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