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1. 发明申请

WO2021170987A1 LATCH MECHANISM FOR A CLEANING DEVICE 审中-公开
公开(公告)号：WO2021170987A1
公开(公告)日：2021-09-02
申请号：PCT/GB2021/050442
申请日：2021-02-23
申请人： TECHTRONIC CORDLESS GP , ASHTON, Tim
发明人： FENWICK, Ella
IPC分类号： A47L9/16
摘要： We provide a latch mechanism for a cleaning device, the latch mechanism being provided on a portion of the cleaning device for releasable engagement with a keep, the latch mechanism comprising: a frame supporting a latch member and an actuating assembly, and providing an end wall; the latch member being moveable linearly along an axis X between an extended position and a retracted position, the latch member being biased by a first spring towards its extended position; and the actuating assembly providing a contact member moveable between an initial position and an actuating position, and being biased by a second spring to its initial position; wherein the latch mechanism is configured such that a head of the latch member extends beyond the end wall of the frame when the latch member is in its extended position, and wherein a contact portion of the contact member abuts an engagement surface of the latch member, the engagement surface being disposed at an angle offset from the axis X such that movement of the contact member against the engagement surface in a direction transverse to the axis X causes movement of the latch member towards its retracted position so as to retract the head of the latch member to a position level with or recessed from the end wall of the frame.

2. 发明申请

WO2018193238A1 SUCTION CLEANER 审中-公开
公开(公告)号：WO2018193238A1
公开(公告)日：2018-10-25
申请号：PCT/GB2018/051005
申请日：2018-04-17
申请人： TTI (MACAO COMMERCIAL OFFSHORE) LIMITED , ASHTON, Tim
发明人： CASELLA, Jose
IPC分类号： A47L9/16
摘要： A separator assembly for removing dirt from an air flow in a suction cleaner, the separator assembly including: a first cyclone assembly including a first cyclone separator for separating coarse dirt from an air flow, the separator including a filter for blocking the passage of coarse dirt from the first cyclone separator, and a second cyclone assembly including a plurality of second cyclone separators arranged fluidly in parallel for separating fine dirt from an air flow, each providing a body with a cyclone inlet towards an upper end and a dirt outlet formed at a lower end; and a sealing plate that surrounds a portion of each of the second cyclone separators, configured such that each of the second cyclone separators extends through a respective opening defined in the sealing plate so that the dirt outlets of the second cyclone separators lie below the sealing plate and the cyclone inlets lie above the sealing plate, wherein a flow path is defined between the filter of the first cyclone separator through which air is drawn from the first cyclone separator, to the inlets of the second cyclone separators, at least a portion of the flow path being bounded by at least a portion of an upper surface of the sealing plate.

3. 发明申请

WO2018193234A1 SUCTION CLEANER 审中-公开
公开(公告)号：WO2018193234A1
公开(公告)日：2018-10-25
申请号：PCT/GB2018/051001
申请日：2018-04-17
申请人： TTI (MACAO COMMERCIAL OFFSHORE) LIMITED , ASHTON, Tim
发明人： CASELLA, Jose
IPC分类号： A47L9/16
摘要： A separator assembly for removing dirt from an air flow in a suction cleaner, the separator assembly including a plurality of cyclone separators arranged fluidly in parallel for separating fine dirt from an air flow, each providing: a body defining a lengthwise axis, configured to receive from a cyclone inlet towards a first end a swirling flow of air within a volume defined by the body, the body providing a dirt outlet formed at a second end, an end wall at the first end of the body, and an annular vortex finder that extends coaxially with the lengthwise axis, defining a passage from a vortex finder inlet disposed within the volume of the body to a vortex finder outlet formed in the end wall, wherein the diameter of the passage is narrower at the vortex finder inlet than at the vortex finder outlet.

4. 发明申请

WO2018154274A1 A CLEANING NOZZLE FOR UPHOLSTERY FOR USE WITH A SURFACE CLEANING APPARATUS 审中-公开
公开(公告)号：WO2018154274A1
公开(公告)日：2018-08-30
申请号：PCT/GB2018/050363
申请日：2018-02-09
申请人： TTI (MACAO COMMERCIAL OFFSHORE) LIMITED , ASHTON, Tim
发明人： SCOTT, Chloe , ELKINGTON, Tony , BARRETT, Edward
IPC分类号： A47L9/02
摘要： An upholstery tool for use with a surface cleaning apparatus, the apparatus including a source of suction, wherein the tool includes a body including a dirty air inlet in a tool surface which faces a surface to be cleaned in use, wherein the dirty air inlet includes a first inlet section which extends across the surface and terminates in peripheral bleed air inlets a second inlet section which extends across the surface and terminates in peripheral bleed air inlets; and a third inlet section which fluidly connects the first and second inlet sections; and an outlet for fluid communication with the source of suction fluidly connected to the dirty air inlet.

5. 发明申请

WO2018142160A1 A TOOL FOR A SURFACE CLEANING APPARATUS 审中-公开
公开(公告)号：WO2018142160A1
公开(公告)日：2018-08-09
申请号：PCT/GB2018/050319
申请日：2018-02-02
申请人： TTI (MACAO COMMERCIAL OFFSHORE) LIMITED , ASHTON, Tim
发明人： HOLMES, Darren , WATERS, Richard David , ROGERS, Steven James , NEWSOM, Guy Lawrence , WARD, Matthew James
IPC分类号： A47L5/26 , A47L5/22 , A47L5/28 , A47L9/24 , A47L9/02 , A47L9/04 , A47L9/00
摘要： A tool for a surface cleaning apparatus, including: a floor head including a floor facing surface which defines an inlet for receiving dirt-laden air, which inlet is generally positioned in a first plane P; a passage for carrying dirt-laden air from the floor head to the apparatus; a connecting member for connecting the tool to a surface cleaning apparatus, wherein the floor head and connecting member are pivotally connected about an axis A; and a blocking device for inhibiting pivotal movement of the connecting member about axis A, wherein the blocking device is moveable to a blocking condition in which pivotal movement of the connecting member downwardly outside of a pre-determined use condition is inhibited.

6. 发明申请

WO2018193239A1 SUCTION CLEANER 审中-公开
公开(公告)号：WO2018193239A1
公开(公告)日：2018-10-25
申请号：PCT/GB2018/051006
申请日：2018-04-17
申请人： TTI (MACAO COMMERCIAL OFFSHORE) LIMITED , ASHTON, Tim
发明人： CASELLA, Jose
IPC分类号： A47L9/16
摘要： A separator assembly for removing dirt from an air flow in a suction cleaner, the separator assembly including a separation chamber having: an inlet for receiving a flow of air and dirt into the separation chamber, a shroud structure configured such that air entering the chamber is caused to swirl around the shroud, the shroud structure including a plurality of struts spaced about a central axis, and defining a plurality of openings between adjacent pairs of the struts, a screen providing a plurality of apertures, the screen being disposed across one or more of the openings of the shroud for blocking the passage of coarse dirt through the shroud, and an outlet for connection to a source of suction and downstream of the shroud structure, through which air is drawn from the separation chamber, wherein at least one of the struts of the shroud structure defines a recess in which an adhesive is provided, and a portion of the screen is attached to one or more of the struts by the adhesive.

7. 发明申请

WO2018193237A1 SUCTION CLEANER 审中-公开
公开(公告)号：WO2018193237A1
公开(公告)日：2018-10-25
申请号：PCT/GB2018/051004
申请日：2018-04-17
申请人： TTI (MACAO COMMERCIAL OFFSHORE) LIMITED , ASHTON, Tim
发明人： CASELLA, Jose
IPC分类号： A47L9/16
摘要： A separator assembly for removing dirt from an air flow in a suction cleaner, the separator assembly including a plurality of cyclone separators arranged fluidly in parallel for separating fine dirt from an air flow, each providing: a body defining a central lengthwise axis, having a first portion at a first end that is substantially cylindrical, adjoining a second portion at a second end that is substantially frustoconical, the first and second portions defining a volume; a cyclone inlet towards the first end, configured to receive a swirling flow of air within the volume, a dirt outlet formed at the second end, and an end wall closing the volume at the first end around an annular vortex finder that extends coaxially with the lengthwise axis, defining a passage from a vortex finder inlet disposed within the volume of the body to a vortex finder outlet formed in the end wall, the dimensions of the cyclone separators conforming to the rule 0.3≤ D x / D≤ 0.42, wherein D represents the diameter of the first portion of the cyclone body, and D x represents the diameter of vortex finder.

8. 发明申请

WO2018193235A1 SUCTION CLEANER 审中-公开
公开(公告)号：WO2018193235A1
公开(公告)日：2018-10-25
申请号：PCT/GB2018/051002
申请日：2018-04-17
申请人： TTI (MACAO COMMERCIAL OFFSHORE) LIMITED , ASHTON, Tim
发明人： CASELLA, Jose
IPC分类号： A47L9/16
摘要： A separator assembly for removing dirt from an air flow in a suction cleaner, the separator assembly including: a first cyclone assembly including a first cyclone separator for separating coarse dirt from an air flow; and a second cyclone assembly including: a plurality of second cyclone separators arranged fluidly in parallel for separating fine dirt from an air flow, each providing a body with a cyclone inlet towards an upper end and a dirt outlet formed at a lower end; a lower sealing plate surrounding the lower ends of the second cyclone separators and configured such that the body of each second cyclone separator extends through a respective opening in the lower sealing plate, such that the dirt outlets of the second cyclone separators lie below the sealing plate, an upper sealing plate disposed adjacent the upper ends of the second cyclone separators, an intermediary chamber configured such that partially cleaned air is drawn into the intermediary chamber from the first cyclone assembly and subsequently into the inlets of the second cyclone separators, the upper end of the intermediary chamber being sealed by the upper sealing plate, and a securing member formed between and securable to each of the upper sealing plate and lower sealing plate.

9. 发明申请

WO2022254195A1 FLOOR CLEANING HEAD FOR A SUCTION CLEANER 审中-公开
公开(公告)号：WO2022254195A1
公开(公告)日：2022-12-08
申请号：PCT/GB2022/051376
申请日：2022-05-30
申请人： TECHTRONIC CORDLESS GP , ASHTON, Tim
发明人： MCGOVERN, Francis , HOPKIN, Chris , DAVIES, Peter , BURNHAM, Gavin
IPC分类号： A47L9/04
摘要： With reference to Figure 9, we provide a floor cleaning head for a suction cleaner, the floor cleaning head providing a housing having a suction inlet, and the housing providing: an agitator chamber having ends forming a pair of side walls disposed on opposing sides of the floor cleaning head, and an agitator configured such that each end of the agitator is supported between and enclosed by the side walls and configured to rotate about a lengthways central rotational axis, wherein an end of the agitator chamber provides a ramp extending around a portion of a periphery of the agitator and inwardly from the side wall, the ramp providing a deflecting surface configured to deflect dirt particles inwardly from the side wall towards a central portion of the floor cleaning head.

10. 发明申请

WO2018234759A1 A DIRT SEPARATION DEVICE 审中-公开
公开(公告)号：WO2018234759A1
公开(公告)日：2018-12-27
申请号：PCT/GB2018/051657
申请日：2018-06-15
申请人： TTI (MACAO COMMERCIAL OFFSHORE) LIMITED , ASHTON, Tim
发明人： POUGHER, Simon Matthew
IPC分类号： A47L5/24 , A47L9/16 , A47L9/28 , A47L5/12 , A47L9/10 , A47L9/14 , A47L9/24 , A47L9/32 , A47L5/28
摘要： A dirt separation device for a surface cleaning apparatus including: a separator for separating dirt from dirt-laden air; an inlet through which dirt-laden air is drawn into the separator; an outlet through which cleaner air exits the separator; a dirt collection chamber for receiving separated dirt; a cover member movable between a first position in which the cover member inhibits access to the dirt collection chamber and a second position in which the cover member permits access to the dirt collection chamber; an actuator device coupled to the cover member for effecting movement of the cover member from the first position to the second position, wherein the actuator device is rotationally movable, or an engagement part operably connected to the actuator device is rotationally movable, to effect movement of the closing member from the first position to the second position.

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