# US 8,783,499 B2 · Waste storage device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 8,783,499 B2 - Document ID: US8783499B2 - Status: Granted - Kind: B2 - Application number: 12/514,957 - Filed: 2007-11-16 - Published: 2011-09-29 - Granted: 2014-07-22 - Earliest claimed: 2006-11-16 - Assignees: Sangenic International Limited - Applicants: Graham Keith Lacy; Nicholas Gerald Fitton; Benjamin Douglas Vinal Cramp; Julian Swan; Nishpank Kankiwala; Geoff Lomax; Scott Rontree - Inventors: Graham Keith Lacy; Nicholas Gerald Fitton; Benjamin Douglas Vinal Cramp; Julian Swan; Nishpank Kankiwala; Geoff Lomax; Scott Rontree - Web page: https://patentgrep.com/patent/US8783499B2 ## CPC - B65F 1/062: {having means for storing or dispensing spare bags} - B65F 1/10: with refuse filling means, e.g. air-locks - B65F 1/1405: {Compressing means incorporated in, or specially adapted for, refuse receptacles (presses in general B30B)} - B65F 2210/167: Sealing means - B65F 2210/1675: by twisting, e.g. of a flexible tube - B65F 2240/132: Diapers - B65F: GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE (disinfecting refuse A61L; refuse disintegrators B02C; sorting refuse B03B; B07B; handcarts for transporting refuse receptacles B62B; sack holders B65B67/00; converting refuse into fertilisers C05F; converting refuse into solid fuels C10L; sewers, cesspools E03F; arrangements in buildings for the disposal of refuse E04F17/10; refuse-consuming furnaces F23G; {for surgical articles A61B50/36}) ## Abstract A waste storage device is provided including a waste storage cassette receiving chamber (132) for receiving a cassette (172) rotatable within the chamber and containing tubing for enveloping waste. The device further includes a waste inlet and a throat area therebetween, wherein a releasable gripping assembly (155, 158, 159, 168) is provided in the throat area and arranged for actuation between a released configuration defining an aperture for passage of waste therethrough and a gripping configuration defining a restriction in the throat area. ## Claims ### Claim 1 A waste storage cassette for holding film in a waste storage device comprising: a housing having an annular wall and an outer annular wall connected to the inner annular wall by a base, the inner annular wall, outer annular wall and base forming an internal chamber where flexable tubing can be housed; and, a drive tab extending radially inward from an inner surface of the inner annular wall; the drive tab positioned to engage a drive peg in the waste storage device. ### Claim 2 (depends on 1) The waste storage cassette of claim 1 further comprising a release tab extending radially inward from the inner surface of the inner annular wall and spaced from the drive tab. ### Claim 3 (depends on 2) The waste storage cassette of claim 2 wherein the release tab is positioned vertically lower than at least a portion of the drive tab. ### Claim 4 (depends on 1) The waste storage cassette of claim 1 further comprising a flange extending radially inward from an upper edge of the outer annular wall. ### Claim 5 (depends on 4) The waste storage cassette of claim 4 wherein at least one peripheral gap is formed between an outer rim of the flange and the inner annular wall. ### Claim 6 (depends on 5) The waste storage cassette of claim 5 wherein the flange includes a plurality of inward projections extending from the outer annular wall towards the inner annular wall. ### Claim 7 (depends on 6) The waste storage cassette of claim 6 wherein the flange includes a plurality of gaps between the plurality of inward projections. ### Claim 8 (depends on 7) The waste storage cassette of claim 7 wherein the projections extend to reach the inner annular wall. ### Claim 9 (depends on 4) The waste storage cassette of claim 4, wherein the flange can be snap-fitted to the outer wall. ### Claim 10 (depends on 1) The waste storage cassette of claim 1 wherein the outer annular wall has a substantially constant diameter from the connection to the base to an upper edge of the annular wall. ### Claim 11 A waste storage cassette for a waste storage device for storing tubing for enveloping waste, the cassette comprising an outer annular wall and an inner annular wall connected by a base, the outer annular wall and the inner annular wall defining an aperture through which, in use, tubing passes and formation for engaging having a drive tab extending radially inward from an inner surface of the inner annular wall, in use, with a cooperating formation on the waste storage device for actuation of a releasable gripping assembly in the waste storage device, the outer annular wall having a substantially constant diameter from the connection to the base to an upper edge of the annular wall. ### Claim 12 (depends on 11) The waste storage device cassette of claim 11 further comprising a release tab extending radially inward from the inner surface of the inner annular wall and spaced from the drive tab. ### Claim 13 (depends on 12) Then waste storage cassette claim 12 wherein the release tab is positioned vertically lower than at least a portion of the drive tab. ### Claim 14 A waste storage cassette for holding film in a waste storage device comprising: a housing having an inner annular wall and an outer annular wall connected to the inner annular wall by a base, the inner annular wall, outer annular wall and base forming an internal chamber where flexible tubing can be housed; and, a flange extending radially inward from an upper edge of the outer annular wall, wherein the flange includes a plurality of inward projections extending from the outer annular wall towards the inner annular wall; and, a drive tab extending radially inward from an inner surface of the inner annular wall, the drive tab positioned to engage a drive peg in the waste storage device.