CN1153543C - Electric vacuum cleaner - Google Patents
Electric vacuum cleaner Download PDFInfo
- Publication number
- CN1153543C CN1153543C CNB961006676A CN96100667A CN1153543C CN 1153543 C CN1153543 C CN 1153543C CN B961006676 A CNB961006676 A CN B961006676A CN 96100667 A CN96100667 A CN 96100667A CN 1153543 C CN1153543 C CN 1153543C
- Authority
- CN
- China
- Prior art keywords
- mentioned
- attaching parts
- cover body
- hose
- hose part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
To reduce the fatigue of a hose member and improve the durability thereof by attaching a protector having the length longer than the diameter of the hose member covering the outer periphery of the hose member to the hose member side of a first cover covering the overlapping portion of the hose member of a movable hose and an intake port side connecting member. A movable hose having one end connected to an intake port of a cleaner body and the other end connected to an extension pip has a body side connecting member connected to one end of a bellows-like hose member 5 wound spirally by a steel wire 4 and an at-hand side connecting member 7 connected to the other end. The movable hose has a one end attached to a cover 12 by the engagement of a locking rib 11 of the hose mounting pipe 9 with an engagement part. This cover 12 covers the overlapping portion of the hose mounting pipe 9 and hose member 5 through a gap between the hose members 5. Then, a protector 14 having a locking groove 15 engaging with an engaging claw 13 of the cover 12 and having the axial length longer than the diameter of the hose member 5 is forced between the hose member 5 and the cover 12.
Description
Technical field
The present invention relates to dust catcher, particularly about the improvement of its flexible pipe.
Background technology
The flexible pipe of existing dust catcher, shown in Figure 14-15, at the two ends of the snake abdomen shape flexible pipe 151 of flexibility respectively with attaching parts 152,153 join, attaching parts 152 by body one side link to each other with body of dust collector 154, yet, under dust catcher user mode shown in Figure 15, body of dust collector 154 is in step place tensions such as threshold, pull flexible pipe 151 in order to body is furthered, in flexible pipe 151 connecting portion 155 of a side (this one connects flexible pipe 151 and attaching parts 153) at hand, and the generation repeatedly that the intersection 156 of the body of dust collector 154 1 sides intersection of attaching parts 152 (flexible pipe 151 with) locates to be subjected to this action of load effect can make the flexible pipe breakage.
In addition, user's hand hose line one is upwards mentioned, because the vertical below of flexible pipe, so in the side at hand of flexible pipe, the intersection of flexible pipe 151 and attaching parts 153 nearby is the racing angular bend; Simultaneously, suction nozzle during dust suction moves forward and backward, with suction nozzle when user's one layback is near, a side at hand of flexible pipe 151 is addition racing angular bend more nearby, as Figure 12 and shown in Figure 13, be enclosed within the size of the cover 156 on the coincidence part 155 on flexible pipe 151 and the attaching parts 153, with the intersection 156 of the attaching parts 153 of flexible pipe 151 about equally, so flexible pipe 151 is that fulcrum is sharply crooked with the end points of attaching parts 153.Nearby there is the problem of easy endurance failure in the part of a side superimposed at hand of flexible pipe.
And, in recent years dust catcher when depositing as shown in figure 14, body of dust collector 154 keeps the state of setting, flexible pipe 151 and prolong pipe 157 and be connected as usual on the body is fixed on the body of dust collector 154 with this and realizes that it deposits being located at the fixed part 158 that prolongs on the pipe 157, yet, in this state, snake abdomen shape flexible pipe 151 is the side superimposed part upper body that nearby keeping becoming the racing angular bend at hand, therefore, exists the problem of endurance failure at hand near the side superimposed part.
Summary of the invention
Dust catcher of the present invention has body of dust collector, flexible hose and floor suction nozzle, the place ahead at body is formed with suction inlet, and an end of flexible pipe can be connected the interior other end simultaneously of above-mentioned suction inlet with freely dismantling and be connected on the prolongation pipe, and the floor is installed in the other end of above-mentioned prolongation pipe with suction nozzle; Above-mentioned flexible hose is made up of following each one: the 1st attaching parts that are connected with above-mentioned suction inlet, the 2nd attaching parts that are connected with above-mentioned prolongation pipe, one end is connected in the periphery of above-mentioned the 1st attaching parts, the other end is connected in the flexible hose parts of the periphery of above-mentioned the 2nd attaching parts, be installed on above-mentioned the 1st attaching parts and the 1st cover body on the outstanding intersection that is enclosed within above-mentioned hose part and the 1st attaching parts in the end of above-mentioned the 1st attaching parts, be installed on above-mentioned the 2nd attaching parts and be enclosed within above-mentioned hose part and the intersection of the 2nd attaching parts on the 2nd cover body, in above-mentioned dust catcher, feature of the present invention is: the guard shield that is coating the hose part periphery of hose part one side from the 1st cover body is installed on the inner face of above-mentioned the 1st cover body, when making the flexibility of this guard shield form than the 1st cover body flexible big, the axial length of this guard shield is greater than the diameter of hose part.
The feature of the present invention's the 2nd technical scheme is: the guard shield that is coating the hose part periphery of hose part one side from the 1st cover body is installed on the inner face of above-mentioned the 1st cover body, and the flexibility of this guard shield is greater than the flexibility of the 1st cover body.
The feature of the present invention's the 3rd technical scheme is: the flexibility of above-mentioned guard shield forms flexible big than the 1st cover body, and flexible little than hose part.
The feature of the present invention's the 4th technical scheme is: the guard shield that is coating the hose part periphery of hose part one side from the 1st cover body is installed on the inner face of above-mentioned the 1st cover body, and the flexibility of this guard shield strengthens gradually along with leaving the 1st cover body.
The feature of the present invention's the 5th technical scheme is: the guard shield that is coating the hose part periphery of hose part one side from the 1st cover body is installed on the inner face of above-mentioned the 1st cover body, is formed with a plurality of slotted holes on the circumferencial direction of this guard shield.
The feature of the present invention's the 6th technical scheme is: the guard shield that is coating the hose part periphery of hose part one side from the 1st cover body is installed on the inner face of above-mentioned the 1st cover body, and this guard shield is made with vinyl chloride or synthetic rubber.
The feature of the present invention's the 7th technical scheme is: be provided with the guard shield that is coating the hose part periphery, the one end inserts and is fixed between above-mentioned the 1st cover body and the hose part.
The feature of the present invention's the 8th technical scheme is: be provided with the guard shield that is coating the hose part periphery of hose part one side from the 1st cover body, the intersection of it and above-mentioned hose part and the 1st attaching parts coincides and is installed on the inner face of above-mentioned the 1st cover body.
The feature of the present invention's the 9th technical scheme is: the guard shield that is coating the hose part periphery of hose part one side from the 2nd cover body is installed on the inner face of above-mentioned the 2nd cover body, when making the flexibility of this guard shield form than the 2nd cover body flexible big, the axial length of this guard shield is greater than the diameter of hose part.
The feature of the present invention's the 10th technical scheme is: the guard shield that is coating the hose part periphery of hose part one side from the 2nd cover body is installed on the inner face of above-mentioned the 2nd cover body, and the flexibility of this guard shield is greater than the flexibility of the 2nd cover body.
The feature of the present invention's the 11st technical scheme is: the flexibility of above-mentioned guard shield forms flexible big than the 2nd cover body, flexible little than hose part.
The feature of the present invention's the 12nd technical scheme is: the guard shield that is coating the hose part periphery of hose part one side from the 2nd cover body is installed on the inner face of above-mentioned the 2nd cover body, and the flexibility of this guard shield strengthens gradually along with leaving the 2nd cover body.
The feature of the present invention's the 13rd technical scheme is: the guard shield that is coating the hose part periphery of hose part one side from the 2nd cover body is installed on the inner face of above-mentioned the 2nd cover body, is formed with a plurality of slotted holes on the circumferencial direction of this guard shield.
The feature of the present invention's the 14th technical scheme is: the guard shield that is coating the hose part periphery of hose part one side from the 2nd cover body is installed on the inner face of above-mentioned the 2nd cover body, and this guard shield is made with vinyl chloride or synthetic rubber.
The feature of the present invention's the 15th technical scheme is: be provided with the guard shield that is coating the hose part periphery, the one end inserts and is fixed between above-mentioned the 2nd cover body and the hose part.
The feature of the present invention's the 16th technical scheme is: be provided with the guard shield that is coating the hose part periphery of hose part one side from the 2nd cover body, the intersection of it and above-mentioned hose part and the 2nd attaching parts coincides and is installed on the inner face of above-mentioned the 2nd cover body.
The 1st technical scheme according to the present invention; body of dust collector is under the state of step place tensions such as threshold when cleaning; even the direction beyond the body of dust collector direct of travel is drawn under the situation that flexible pipe furthers body; at body of dust collector one side the 1st attaching parts of flexible pipe and the coincidence part place of flexible pipe; hose part becomes the racing angular bend from the 1st attaching parts end, yet guard shield forces hose part to be protected to adding of hose part.Because the length of this guard shield is greater than the diameter of hose part, so the hose part bending radius is bigger, the tired less durability of hose part improves, and has prevented from simultaneously to cause air flow circuit narrow because of the hose part bending.
The 2nd technical scheme according to the present invention; body of dust collector is under the state of step place tensions such as threshold when cleaning; even the direction beyond the body of dust collector direct of travel is drawn under the situation that flexible pipe furthers body; body of dust collector one side at flexible pipe; hose part becomes the racing angular bend from the 1st attaching parts end; yet guard shield forces the gentle ground of hose part crooked to adding of hose part, and hose part is protected, and has prevented from simultaneously to cause air flow circuit narrow because of the hose part bending.
The 3rd technical scheme according to the present invention; body of dust collector is under the state of step place tensions such as threshold when cleaning; even the direction beyond the body of dust collector direct of travel is drawn under the situation that flexible pipe furthers body; body of dust collector one side at flexible pipe; hose part becomes the racing angular bend from the 1st attaching parts end; yet guard shield forces the gentle ground of hose part crooked to adding of hose part, and hose part is protected, and has prevented from simultaneously to cause air flow circuit narrow because of the hose part bending.
The 4th technical scheme according to the present invention; body of dust collector is under the state of step place tensions such as threshold when cleaning; even the direction beyond the body of dust collector direct of travel is drawn under the situation that flexible pipe furthers body; body of dust collector one side at flexible pipe; hose part becomes the racing angular bend from the 1st attaching parts end; yet guard shield forces the gentle ground of hose part crooked to adding of hose part, and hose part is protected, and has prevented from simultaneously to cause air flow circuit narrow because of the hose part bending.In addition, the flexibility of this guard shield strengthens gradually along with leaving the 2nd cover body, becomes the racing angular bend in the guard shield end so prevented hose part, has improved the durability of hose part.
The 5th technical scheme according to the present invention; body of dust collector is under the state of step place tensions such as threshold when cleaning; even the direction beyond the body of dust collector direct of travel is drawn under the situation that flexible pipe furthers body; body of dust collector one side at flexible pipe; hose part becomes the racing angular bend from the 1st attaching parts end; yet guard shield forces the gentle ground of hose part crooked to adding of hose part, and hose part is protected, and has prevented from simultaneously to cause air flow circuit narrow because of the hose part bending.
The 6th technical scheme according to the present invention; body of dust collector is under the state of step place tensions such as threshold when cleaning; even the direction beyond the body of dust collector direct of travel is drawn under the situation that flexible pipe furthers body; body of dust collector one side at flexible pipe; hose part becomes the racing angular bend from the 1st attaching parts end; yet guard shield forces the gentle ground of hose part crooked to adding of hose part, and hose part is protected, and has prevented from simultaneously to cause air flow circuit narrow because of the hose part bending.
The 7th technical scheme according to the present invention; body of dust collector is under the state of step place tensions such as threshold when cleaning; even the direction beyond the body of dust collector direct of travel is drawn under the situation that flexible pipe furthers body; body of dust collector one side at flexible pipe; hose part becomes the racing angular bend from the 1st attaching parts end; yet guard shield forces gentle ground of hose part curved spout parts to be protected to adding of hose part, has prevented from simultaneously to cause air flow circuit narrow because of the hose part bending.In addition, this guard shield is insertion and is fixed between the 1st cover body and the hose part, so careless reinforcing can not come off in the office, junction surface of guard shield guard shield yet.
The 8th technical scheme according to the present invention; body of dust collector is under the state of step place tensions such as threshold when cleaning; even the direction beyond the body of dust collector direct of travel is drawn under the situation that flexible pipe furthers body; body of dust collector one side at flexible pipe; hose part becomes the racing angular bend from the 1st attaching parts end; yet guard shield forces the gentle ground of hose part crooked to adding of hose part, and hose part is protected, and has prevented from simultaneously to cause air flow circuit narrow because of the hose part bending.In addition, this guard shield is that the intersection with hose part and the 1st attaching parts coincides and is installed with, so, not reducing in its intensity of guard shield coupling part, hose part does not bend in the coupling part of guard shield.
The 9th technical scheme according to the present invention; when body of dust collector is received and kept under upright state; flexible pipe at hand the part the 2nd attaching parts become the racing angular bend with the coincidence part office hose part of hose part from the 2nd attaching parts end; yet; guard shield has been protected flexible pipe to the reinforcement of hose part; the length of guard shield is got the diameter of making hose part; thereby the hose part bending radius strengthens; the fatigue of hose part diminishes; durability improves, and has prevented from simultaneously to cause air flow circuit narrow because of the bending of hose part.
The 10th technical scheme according to the present invention; when body of dust collector is received and kept under upright state; in flexible pipe part at hand; hose part becomes the racing angular bend from the 2nd attaching parts end; yet; guard shield has been protected hose part to the reinforcement of pipe duct member, has prevented from simultaneously to cause air flow circuit narrow because of the hose part bending.
The 11st technical scheme according to the present invention; when body of dust collector is received and kept under upright state; in flexible pipe part at hand; hose part becomes the racing angular bend from the 2nd attaching parts end; yet; guard shield has been protected hose part to the reinforcement of hose part, has prevented from simultaneously to cause air flow circuit narrow because of the hose part bending.
The 12nd technical scheme according to the present invention; when body of dust collector is received and kept under upright state; in flexible pipe part at hand; hose part becomes the racing angular bend from the 2nd attaching parts end; yet; guard shield has been protected hose part to the reinforcement of hose part, has prevented from simultaneously to cause air flow circuit narrow because of the hose part bending.The flexibility of this guard shield strengthens gradually along with leaving the 2nd cover body in addition, becomes the racing angular bend in the guard shield end so prevented hose part, has improved the durability of hose part.
The 13rd technical scheme according to the present invention; when body of dust collector is received and kept under upright state; in flexible pipe part at hand; hose part becomes the racing angular bend from the 2nd attaching parts end; yet; guard shield has been protected hose part to the reinforcement of hose part, has prevented from simultaneously to cause air flow circuit narrow because of the hose part bending.
The 14th technical scheme according to the present invention; when body of dust collector is received and kept under upright state; in flexible pipe part at hand; hose part becomes the racing angular bend from the 2nd attaching parts end; yet; guard shield has been protected hose part to the reinforcement of hose part, has prevented from simultaneously to cause air flow circuit narrow because of the hose part bending.
The 15th technical scheme according to the present invention; when body of dust collector is received and kept under upright state; in flexible pipe part at hand; hose part becomes the racing angular bend from the 2nd attaching parts end; yet; guard shield has been protected hose part to the reinforcement of hose part, has prevented from simultaneously to cause air flow circuit narrow because of the hose part bending.This guard shield is insertion and is fixed between the 1st cover body and the hose part in addition, so careless reinforcing can not come off in guard shield yet.
The 16th technical scheme according to the present invention; when body of dust collector is received and kept under upright state; in flexible pipe part at hand; hose part becomes the racing angular bend from the 2nd attaching parts end; yet; guard shield has been protected hose part to the reinforcement of hose part, has prevented from simultaneously to cause air flow circuit narrow because of the hose part bending.This guard shield is insertion and is fixed between the 1st cover body and the hose part in addition, so careless reinforcing can not come off in guard shield yet.This guard shield is that intersection with hose part and the 2nd attaching parts coincides and is installed with in addition, so, not reducing in its intensity of guard shield coupling part, hose part does not bend in the coupling part of guard shield.
Description of drawings
Fig. 1 is the outside drawing when erectting harvesting among embodiment of dust catcher of the present invention.
Outside drawing when Fig. 2 is embodiment illustrated in fig. 1 the cleaning.
Fig. 3 is part (intersection of the 2nd a tube connector and flexible pipe) plane embodiment illustrated in fig. 1.
Fig. 4 is a part sectioned view embodiment illustrated in fig. 1.
Fig. 5 is the partial plan layout of the 2nd embodiment of dust catcher of the present invention.
Fig. 6 is the partial plan layout of the 3rd embodiment of dust catcher of the present invention.
Fig. 7 is that the part of the 4th embodiment of dust catcher of the present invention enlarges profile.
Fig. 8 is a stereogram embodiment illustrated in fig. 7.
Fig. 9 is that the part of the 5th embodiment of dust catcher of the present invention enlarges profile.
Figure 10 is a partial side view embodiment illustrated in fig. 9.
Figure 11 is that the part of the 6th embodiment of dust catcher of the present invention enlarges profile.
Figure 12 is the partial plan layout of the existing example of expression, and Figure 13 is the part sectioned view of the existing example of expression.
Outside drawing when Figure 14 is the setting harvesting of the existing example of expression.
Outside drawing when Figure 15 clears away for existing example.
The specific embodiment
Followingly describe the 1st embodiment of the present invention in detail according to drawing.The 1st, body of dust collector, its place ahead is formed with suction inlet 2, and flexible hose described later is connected with suction inlet 2.The 3rd, flexible hose, the one end is connected with the suction inlet 2 of above-mentioned body of dust collector 1, the other end is connected with back above-mentioned prolongation pipe 21, it is the hose part 5 by snake abdomen shape, reach the attaching parts 7 of a side (all with aftermentioned) composition at hand with the attaching parts 6 of body one side that is connected these hose part two ends, hose part 5 is to wait the steel wire helical form to be entwined the about 40mm of its diameter with lead-in wire.
The 6th, an end of above-mentioned hose part 5, promptly be installed in the body one side attaching parts of suction inlet 2 sides of above-mentioned body of dust collector 1, on the attaching parts 6 of this body one side, setting hook (end illustrates among the figure), be connected with body of dust collector 1 freely so can pluck dress.The hose connecting structure of the attaching parts 6 of this body one side is identical with attaching parts 7 structures of a side at hand described later, so the part identical with the attaching parts 7 of a side at hand used prosign, no longer explanation.
The 7th, an end of above-mentioned hose part 5, promptly be installed in aftermentioned and prolong the attaching parts of a side at hand that pipe 21 connects side, this at hand the attaching parts 7 of a side by forming with the mounting pipe 9 that prolongs pipe 21 junction blocks that are connected 8 flexible pipes, mounting pipe 9 can be installed on the junction block 8 freely to rotate, this is the attaching parts 7 of a side at hand, during cleaning as handle part.
The 10th, the mounting pipe 9 of above-mentioned flexible pipe connects the jut that forms on the side outer peripheral face nearby at hose part 5, and above-mentioned hose part 5 is inserted while twisting along spiral, and above-mentioned hose part 5 is fixed by the jut 10 of this flexible pipe mounting pipe 9.
The 11st, the fixedly rib that forms on the outer peripheral face of above-mentioned flexible pipe mounting pipe 9, cover body described later 16 are fixed by it.
The 12nd, be screwed the switch cover on the side attaching parts 7 at one's fingertips, be equipped with slide switch 13 in the space of this switch cover 12 and side attaching parts 7 at hand, the operating portion 14 of this slide switch 13 has the opening of exposing 15 simultaneously.Be wound in leads in the hose part 5 and connect the electric exhaust fan shown in the end among the figure in slide switch 13 and the above-mentioned body of dust collector 1, operation aforesaid operations portion 14 controls electric exhaust fan.
16 are mounted in the resinous cover body on the fixedly rib of above-mentioned flexible pipe mounting pipe 9, it is made up of coating portion 17 and extension 19, coating portion 17 is coating the coincidence part of above-mentioned flexible pipe mounting pipe 9 and hose part 5, extension 19 links to each other with this coating portion 17, it is coating the adjacency section 18 on the above-mentioned hose part 5, and this adjacency section 18 links to each other with the coincidence part of above-mentioned flexible pipe mounting pipe 9 and hose part 5.
Above-mentioned cover body 16 is suitable for using ABS, polypropylene ester mouldings such as (PP), and the intensity height be difficult for producing chemical reaction with medicine, and heat-resisting PP resin is the most suitable.
The length of the extension 19 of above-mentioned cover body 16 is promptly set its diameter greater than above-mentioned hose part 5 greater than 40mm, prevents that the adjacency section 18 on the above-mentioned hose part 5 from being the fulcrum bending with the end of flexible pipe mounting pipe 9.
The 20th, the slit that on the garden Zhou Fangxiang of the extension 19 of above-mentioned cover body 16, forms, since the rigidity of extension 19 that forms these slit 20 above-mentioned cover bodies 16 than coating portion 17 a little less than, be easy to bending, the flexibility of the extension 19 of above-mentioned cover body 16 is better than the flexibility of hose part 5 simultaneously.
In the present embodiment; above-mentioned slit uniformly-spaced forms for 20 one-tenth; yet also the interval of slit 20 can be encrypted towards hose part 5 central sides gradually towards cover body 16; the rigidity of cover body 16 is weakened gradually towards hose part 5 one sides; thus; cover body 16 gentle ground are crooked, and hose part 5 is not that fulcrum is sharply crooked with the end that swims of cover body 16, has improved the protection effect of hose part 5.
The 21st, can pluck the prolongation pipe on the junction block 8 that dress is connected the attaching parts 7 of a side at hand freely, floor suction nozzle 22 is connected on this prolongation pipe 21.
Cleaning the time is controlled near the attaching parts 7 of a side at hand, front and back slip suction nozzle 22.
At this time controlling under the state that the attaching parts 7 of a side are upwards being carried at hand, because hose part 5 lets droop, adjacency section 18 on the hose part 5 is from becoming sharply crooked near the end of flexible pipe mounting pipe 9, the extension 19 of corresponding therewith cover body 16 promptly forms the part bending of slit 20.
The extension 19 of cover body 16 a little less than the rigidity than coating portion 17, has flexibility owing to form slit 20, and the while is suppressed its one-tenth racing angular bend owing to the flexibility than hose part 5 is strong thereby strengthened hose part 5, has prevented hose part 5 breakages.
In addition, extension 19 length of cover body 16 are promptly set its diameter greater than above-mentioned hose part 5 greater than 40mm, and the adjacency section 18 that has therefore prevented hose part 5 is the fulcrum bending with the end of flexible pipe mounting pipe 9.Thereby eliminated because the bending of hose part 5 causes the air flue obturation, increased body of dust collector 1 interior electric air exhauster and increase unfavorable conditions such as load.
And then, at the coincidence part of hose part 5 and base side attaching parts 6 are same structures with the coincidence part of above-mentioned attaching parts 7 of side at hand and hose part 5 also, therefore work as body of dust collector under the state of step place tensions such as threshold, even the direction beyond body of dust collector 1 direct of travel is drawn under the situation that flexible pipe furthers body, it is the rapid bending of fulcrum with the end points of base side attaching parts 6 that cover body 16 has suppressed hose part 5, alleviated and be added in the flexible pipe portion burden on the coincidence part of side connecting portion and body of dust collector side at hand, prevented the breakage of flexible pipe.
In above-mentioned the 1st embodiment, has flexibility owing to forming slit 20 on the cover body 16, yet also can form cover body by spring 23 by the 2nd embodiment as shown in Figure 5, the attaching parts of side at hand 7 of the winding density hose part 5 of this spring 23 are sparse gradually to body of dust collector side 1, and the rigidity of spring 23 also is easy to bending to its distolateral weakening gradually that swim.Forming cover body by spring 23 is to twine with the single line helical form to form cover body, therefore, consider that under the situation that forms slit 20 on the cover body 16 of above-mentioned resin manufacture the part of slit 20 can make cover body 16 produce be full of cracks, the worry of not breaking under tangible situation.
In addition, the 3rd embodiment as shown in Figure 6, can with low flexible material for example the PP resin make counterpart 24, with high flexibility material vinyl chloride for example, synthetic rubber (elastic resin of thermoplasticity and above-mentioned cover body 16) etc. makes covered section 25 and two parts is formed one, counterpart 24 is corresponding to above-mentioned cover body 16 and coincidence part 17 hose part 5, covered section 25 coats and the continuous part 18 of the coincidence part 17 of above-mentioned hose part 5, also can the flexibility that swimming of cover body 16 is distolateral set greatlyyer thus.
Following the 4th embodiment according to Fig. 7-8 explanation dust catcher of the present invention.Present embodiment and different the 1st cover bodies with above-mentioned 1-3 embodiment of 5-6 embodiment described later or the 1st cover body are not established extension.And with the guard shield of other parts that play same purpose.
The 51st, body of dust collector, there is dust storage chamber its front portion, and there is the exhausting unit room (all not shown among the figure) of in-built electrical air exhauster at the rear portion, and body of dust collector 51 front portions are formed with the suction port 52 that is communicated with dust storage chamber.
The 53rd, flexible hose, the one end connects the suction port 52 of above-mentioned body of dust collector 51, the other end connects prolongation pipe 66 described later, it has the snake abdomen shape hose part 55 that is wound in steel wire 54 helical forms, the aftermentioned base side attaching parts 56 that are connected with an end of this shape hose part 55, and the aftermentioned that is connected with the other end of this shape hose part 55 at hand the diameter of the above-mentioned in the present embodiment hose part 55 of side attaching parts 57 be 40mm.
The 56th, an end of above-mentioned hose part 55, promptly can pluck dress and be contained in the outer base side attaching parts of suction port 52 of body of dust collector 51 freely, these base side attaching parts 56 are provided with not shown hook in order to prevent from suction inlet 52 pull-offs, in addition, the syndeton of base side attaching parts 56 and hose part 55 and the aftermentioned structure of side attaching parts 57 at hand are identical, so substitute with the explanation of side attaching parts 57 at hand.
The 57th, the other end of above-mentioned hose part 55 promptly is installed in the attaching parts of side at hand that prolong on the pipe 66, and it is formed by being connected in junction block 58 that prolongs pipe and the flexible pipe mounting pipe 59 that can be installed in freely to rotate on the junction block 58.
The 60th, the jut that near the outer peripheral face the connection side end of hose part 55, forms on the flexible pipe mounting pipe 59, above-mentioned hose part 55 is inserted while twisting along spiral, in the spiral of the engaging-in hose part 55 of jut 60 meetings, hose part 55 is fixed on the flexible pipe mounting pipe 59.
The 61st, the fixedly rib that on the outer peripheral face of flexible pipe mounting pipe 59, forms, cover body 62 described later engages therewith.
The 62nd, resin system cover body one end has the not shown junction surface that engages with fixedly rib above-mentioned flexible pipe mounting pipe 59, and by engaging of fixing rib and junction surface, this cover body is contained on the flexible pipe mounting pipe 59.The coincidence part that it is coating flexible pipe mounting pipe 59 and hose part 55 also and between the hose part 55 leaves the gap.The 63rd, a plurality of engaging claws that form at the other end inner face of cover body 62, it engages with the holddown groove 65 of guard shield 64 described later, and above-mentioned cover body 62 is suitable for using ester mouldings such as ABS, polypropylene, and the intensity height, be difficult for producing chemical change with medicine and heat-resisting acrylic resin the most suitable.
The 64th, have the guard shield of holddown groove 65, holddown groove 65 engages with the engaging claw 63 of above-mentioned cover body 62, the internal diameter of the external diameter of guard shield 64 and cover body 62 is roughly the same, the external diameter of its internal diameter and hose part 55 is roughly the same simultaneously, be pressed into and be contained between hose part 55 and the cover body 62, the intersection of it and flexible pipe mounting pipe 59 and hose part 55 coincides under installment state.Above-mentioned guard shield 64 is by low and higher than the rigidity of hose part 55 flexible material of rigidity than cover body 62, vinyl chloride for example, and synthetic rubber (elastic resin of thermoplasticity and above-mentioned cover body 16) etc. makes.
The 66th, prolong pipe, the one end can be plucked on the junction block 58 that dress is connected the above-mentioned attaching parts of side at hand 57 freely, and the other end can be plucked dress and be connected freely on the floor suction nozzle 67.
And, control at hand near the of attaching parts 57 of a side in the time of cleaning and slided in suction nozzle 67 front and back.Controlling under the state that the attaching parts 57 of side are upwards being carried at hand, hose part 55 is owing to deadweight lets droop, so hose part 55 is from becoming the racing angular bend near flexible pipe mounting pipe 59 ends, the guard shield 64 stronger than the rigidity of hose part 55 strengthened hose part 55 and prevented that 55 one-tenth racing angular bend of hose part from having prevented hose part 55 breakages.
In addition, also the attaching parts 57 with an above-mentioned side at hand are identical with the structure of the intersection of hose part 55 in the intersection of hose part 55 and base side attaching parts 56, so, body of dust collector is under the state of step place tensions such as threshold, even the direction beyond the body of dust collector direct of travel is drawn under the situation that flexible pipe furthers body, having suppressed hose part 55 by guard shield 64 is that fulcrum becomes the bending of racing angle with the end points of base side attaching parts 56, has prevented the breakage of hose part 55.
And, guard shield 64 is with the material same with cover body 62, perhaps makes with the same material of above-mentioned the 4th embodiment, as the 5th embodiment of Fig. 8-shown in Figure 10, also can be formed with many slotted holes 68 in a circumferential direction, thus lower and than the rigidity of cover body 62 than the rigidity height of hose part 55.In addition, the spacing between the slotted hole 68 that forms on the guard shield 64 is narrowed down gradually along with leaving flexible pipe mounting pipe 59, prevent that hose part 55 from becoming the racing angular bend in guard shield 64 ends.
Its structure is to form engaging claw 63 on cover body 62 among above-mentioned the 4th embodiment, engaging claw 63 is fixed on the holddown groove 65 guard shield 64 is installed forming holddown groove 65 on the guard shield 64 with this, yet also the 6th embodiment as shown in figure 11 is pressed into guard shield 64 between mounting pipe 59 and the cover body 62 or with bonding agent etc. and is fixed on the cover body 62.
As mentioned above, the reinforcement that the extension of the 1st cover body or the 2nd cover body or guard shield become hose part according to the present invention can prevent the rapid bending at simple structure bottom hose parts, can play the effect that improves the flexible pipe durability.
Claims (16)
1. a dust catcher has body of dust collector, flexible hose and floor suction nozzle; The place ahead at body is formed with suction inlet, one end of flexible pipe can be connected the interior other end simultaneously of above-mentioned suction inlet with freely dismantling and be connected on the prolongation pipe, the floor is installed in the other end of above-mentioned prolongation pipe with suction nozzle, and above-mentioned flexible hose is made up of following each one: the 1st attaching parts that are connected with suction inlet, the 2nd attaching parts that are connected with above-mentioned prolongation pipe, one end is connected in the periphery of above-mentioned the 1st attaching parts, the other end is connected in the flexible hose parts of the periphery of above-mentioned the 2nd attaching parts, be installed on above-mentioned the 1st attaching parts and the 1st cover body on the outstanding intersection that is enclosed within above-mentioned hose part and the 1st attaching parts in the end of above-mentioned the 1st attaching parts, be installed on above-mentioned the 2nd attaching parts and be enclosed within above-mentioned hose part and the intersection of the 2nd attaching parts on the 2nd cover body; It is characterized in that: the guard shield that is coating the hose part periphery of hose part one side from the 1st cover body is installed on the inner face of above-mentioned the 1st cover body, when making the flexibility of this guard shield form than the 1st cover body flexible big, the axial length of this guard shield is greater than the diameter of hose part.
2. a dust catcher has body of dust collector, flexible hose and floor suction nozzle; The place ahead at body is formed with suction inlet, one end of flexible pipe can be connected the interior other end simultaneously of above-mentioned suction inlet with freely dismantling and be connected on the prolongation pipe, the floor is installed in the other end of above-mentioned prolongation pipe with suction nozzle, and above-mentioned flexible hose is made up of following each one: the 1st attaching parts that are connected with suction inlet, the 2nd attaching parts that are connected with above-mentioned prolongation pipe, one end is connected in the periphery of above-mentioned the 1st attaching parts, the other end is connected in the flexible hose parts of the periphery of above-mentioned the 2nd attaching parts, be installed on above-mentioned the 1st attaching parts and the 1st cover body on the outstanding intersection that is enclosed within above-mentioned hose part and the 1st attaching parts in the end of above-mentioned the 1st attaching parts, be installed on above-mentioned the 2nd attaching parts and be enclosed within above-mentioned hose part and the intersection of the 2nd attaching parts on the 2nd cover body; It is characterized in that: the guard shield that is coating the hose part periphery of hose part one side from the 1st cover body is installed on the inner face of above-mentioned the 1st cover body, and this guard shield flexibility is greater than the flexibility of the 1st cover body.
3. dust catcher as claimed in claim 2 is characterized in that: make the flexibility of above-mentioned guard shield form flexible big, flexible little than hose part than first cover body.
4. a dust catcher has body of dust collector, flexible hose and floor suction nozzle; The place ahead at body is formed with suction inlet, one end of flexible pipe can be connected the interior other end simultaneously of above-mentioned suction inlet with freely dismantling and be connected on the prolongation pipe, the floor is installed in the other end of above-mentioned prolongation pipe with suction nozzle, and above-mentioned flexible hose is made up of following each one: the 1st attaching parts that are connected with suction inlet, the 2nd attaching parts that are connected with above-mentioned prolongation pipe, one end is connected in the periphery of above-mentioned the 1st attaching parts, the other end is connected in the flexible hose parts of the periphery of above-mentioned the 2nd attaching parts, be installed on above-mentioned the 1st attaching parts and the 1st cover body on the outstanding intersection that is enclosed within above-mentioned hose part and the 1st attaching parts in the end of above-mentioned the 1st attaching parts, be installed on above-mentioned the 2nd attaching parts and be enclosed within above-mentioned hose part and the intersection of the 2nd attaching parts on the 2nd cover body; It is characterized in that: the guard shield that is coating the hose part periphery of hose part one side from the 1st cover body is installed on the inner face of above-mentioned the 1st cover body, and this guard shield flexibility strengthens gradually along with leaving the 1st cover body.
5. a dust catcher has body of dust collector, flexible hose and floor suction nozzle; The place ahead at body is formed with suction inlet, one end of flexible pipe can be connected the interior other end simultaneously of above-mentioned suction inlet with freely dismantling and be connected on the prolongation pipe, the floor is installed in the other end of above-mentioned prolongation pipe with suction nozzle, and above-mentioned flexible hose is made up of following each one: the 1st attaching parts that are connected with suction inlet, the 2nd attaching parts that are connected with above-mentioned prolongation pipe, one end is connected in the periphery of above-mentioned the 1st attaching parts, the other end is connected in the flexible hose parts of the periphery of above-mentioned the 2nd attaching parts, be installed on above-mentioned the 1st attaching parts and the 1st cover body on the outstanding intersection that is enclosed within above-mentioned hose part and the 1st attaching parts in the end of above-mentioned the 1st attaching parts, be installed on above-mentioned the 2nd attaching parts and be enclosed within above-mentioned hose part and the intersection of the 2nd attaching parts on the 2nd cover body; It is characterized in that: the guard shield that is coating the hose part periphery of hose part one side from the 1st cover body is installed on the inner face of above-mentioned the 1st cover body, on the circumferencial direction of this guard shield, is formed with a plurality of slotted holes.
6. a dust catcher has body of dust collector, flexible hose and floor suction nozzle; The place ahead at body is formed with suction inlet, one end of flexible pipe can be connected the interior other end simultaneously of above-mentioned suction inlet with freely dismantling and be connected on the prolongation pipe, the floor is installed in the other end of above-mentioned prolongation pipe with suction nozzle, and above-mentioned flexible hose is made up of following each one: the 1st attaching parts that are connected with suction inlet, the 2nd attaching parts that are connected with above-mentioned prolongation pipe, one end is connected in the periphery of above-mentioned the 1st attaching parts, the other end is connected in the flexible hose parts of the periphery of above-mentioned the 2nd attaching parts, be installed on above-mentioned the 1st attaching parts and the 1st cover body on the outstanding intersection that is enclosed within above-mentioned hose part and the 1st attaching parts in the end of above-mentioned the 1st attaching parts, be installed on above-mentioned the 2nd attaching parts and be enclosed within above-mentioned hose part and the intersection of the 2nd attaching parts on the 2nd cover body; It is characterized in that: the guard shield that is coating the hose part periphery of hose part one side from the 1st cover body is installed on the inner face of above-mentioned the 1st cover body, and this guard shield is made with vinyl chloride or synthetic rubber.
7. a dust catcher has body of dust collector, flexible hose and floor suction nozzle; The place ahead at body is formed with suction inlet, one end of flexible pipe can be connected the interior other end simultaneously of above-mentioned suction inlet with freely dismantling and be connected on the prolongation pipe, the floor is installed in the other end of above-mentioned prolongation pipe with suction nozzle, and above-mentioned flexible hose is made up of following each one: the 1st attaching parts that are connected with suction inlet, the 2nd attaching parts that are connected with above-mentioned prolongation pipe, one end is connected in the periphery of above-mentioned the 1st attaching parts, the other end is connected in the flexible hose parts of the periphery of above-mentioned the 2nd attaching parts, be installed on above-mentioned the 1st attaching parts and the 1st cover body on the outstanding intersection that is enclosed within above-mentioned hose part and the 1st attaching parts in the end of above-mentioned the 1st attaching parts, be installed on above-mentioned the 2nd attaching parts and be enclosed within above-mentioned hose part and the intersection of the 2nd attaching parts on the 2nd cover body; It is characterized in that: be provided with the guard shield that is coating the hose part periphery, the one end inserts and is fixed between above-mentioned the 1st cover body and the hose part.
8. a dust catcher has body of dust collector, flexible hose and floor suction nozzle; The place ahead at body is formed with suction inlet, one end of flexible pipe can be connected the interior other end simultaneously of above-mentioned suction inlet with freely dismantling and be connected on the prolongation pipe, the floor is installed in the other end of above-mentioned prolongation pipe with suction nozzle, and above-mentioned flexible hose is made up of following each one: the 1st attaching parts that are connected with suction inlet, the 2nd attaching parts that are connected with above-mentioned prolongation pipe, one end is connected in the periphery of above-mentioned the 1st attaching parts, the other end is connected in the flexible hose parts of the periphery of above-mentioned the 2nd attaching parts, be installed on above-mentioned the 1st attaching parts and the 1st cover body on the outstanding intersection that is enclosed within above-mentioned hose part and the 1st attaching parts in the end of above-mentioned the 1st attaching parts, be installed on above-mentioned the 2nd attaching parts and be enclosed within above-mentioned hose part and the intersection of the 2nd attaching parts on the 2nd cover body; It is characterized in that: be provided with the guard shield that is coating the hose part periphery of hose part one side from the 1st cover body, the intersection of it and above-mentioned hose part and the 1st attaching parts coincides and is installed on the inner face of above-mentioned the 1st cover body.
9. a dust catcher has body of dust collector, flexible hose and floor suction nozzle; The place ahead at body is formed with suction inlet, one end of flexible pipe can be connected the interior other end simultaneously of above-mentioned suction inlet with freely dismantling and be connected on the prolongation pipe, the floor is installed in the other end of above-mentioned prolongation pipe with suction nozzle, and above-mentioned flexible hose is made up of following each one: the 1st attaching parts that are connected with suction inlet, the 2nd attaching parts that are connected with above-mentioned prolongation pipe, one end is connected in the periphery of above-mentioned the 1st attaching parts, the other end is connected in the flexible hose parts of the periphery of above-mentioned the 2nd attaching parts, be installed on above-mentioned the 1st attaching parts and the 1st cover body on the outstanding intersection that is enclosed within above-mentioned hose part and the 1st attaching parts in the end of above-mentioned the 1st attaching parts, be installed on above-mentioned the 2nd attaching parts and be enclosed within above-mentioned hose part and the intersection of the 2nd attaching parts on the 2nd cover body; It is characterized in that: the guard shield that is coating the hose part periphery of hose part one side from the 2nd cover body is installed on the inner face of above-mentioned the 2nd cover body, when making the flexibility of this guard shield form than the 2nd cover body flexible big, the axial length of this guard shield is greater than the diameter of hose part.
10. a dust catcher has body of dust collector, flexible hose and floor suction nozzle; The place ahead at body is formed with suction inlet, one end of flexible pipe can be connected the interior other end simultaneously of above-mentioned suction inlet with freely dismantling and be connected on the prolongation pipe, the floor is installed in the other end of above-mentioned prolongation pipe with suction nozzle, and above-mentioned flexible hose is made up of following each one: the 1st attaching parts that are connected with suction inlet, the 2nd attaching parts that are connected with above-mentioned prolongation pipe, one end is connected in the periphery of above-mentioned the 1st attaching parts, the other end is connected in the flexible hose parts of the periphery of above-mentioned the 2nd attaching parts, be installed on above-mentioned the 1st attaching parts and the 1st cover body on the outstanding intersection that is enclosed within above-mentioned hose part and the 1st attaching parts in the end of above-mentioned the 1st attaching parts, be installed on above-mentioned the 2nd attaching parts and be enclosed within above-mentioned hose part and the intersection of the 2nd attaching parts on the 2nd cover body; It is characterized in that: the guard shield that is coating the hose part periphery of hose part one side from the 2nd cover body is installed on the inner face of above-mentioned the 2nd cover body, and the flexibility of this guard shield is greater than the flexibility of the 2nd cover body.
11. dust catcher as claimed in claim 10 is characterized in that: make the flexibility of above-mentioned guard shield form flexible big than the 2nd cover body, and flexible little than hose part.
12. a dust catcher has body of dust collector, flexible hose and floor suction nozzle; The place ahead at body is formed with suction inlet, one end of flexible pipe can be connected the interior other end simultaneously of above-mentioned suction inlet with freely dismantling and be connected on the prolongation pipe, the floor is installed in the other end of above-mentioned prolongation pipe with suction nozzle, and above-mentioned flexible hose is made up of following each one: the 1st attaching parts that are connected with suction inlet, the 2nd attaching parts that are connected with above-mentioned prolongation pipe, one end is connected in the periphery of above-mentioned the 1st attaching parts, the other end is connected in the flexible hose parts of the periphery of above-mentioned the 2nd attaching parts, be installed on above-mentioned the 1st attaching parts and the 1st cover body on the outstanding intersection that is enclosed within above-mentioned hose part and the 1st attaching parts in the end of above-mentioned the 1st attaching parts, be installed on above-mentioned the 2nd attaching parts and be enclosed within above-mentioned hose part and the intersection of the 2nd attaching parts on the 2nd cover body; It is characterized in that: the guard shield that is coating the hose part periphery of hose part one side from the 2nd cover body is installed on the inner face of above-mentioned the 2nd cover body, and the flexibility of this guard shield strengthens gradually along with leaving the 2nd cover body.
13. a dust catcher has body of dust collector, flexible hose and floor suction nozzle; The place ahead at body is formed with suction inlet, one end of flexible pipe can be connected the interior other end simultaneously of above-mentioned suction inlet with freely dismantling and be connected on the prolongation pipe, the floor is installed in the other end of above-mentioned prolongation pipe with suction nozzle, and above-mentioned flexible hose is made up of following each one: the 1st attaching parts that are connected with suction inlet, the 2nd attaching parts that are connected with above-mentioned prolongation pipe, one end is connected in the periphery of above-mentioned the 1st attaching parts, the other end is connected in the flexible hose parts of the periphery of above-mentioned the 2nd attaching parts, be installed on above-mentioned the 1st attaching parts and the 1st cover body on the outstanding intersection that is enclosed within above-mentioned hose part and the 1st attaching parts in the end of above-mentioned the 1st attaching parts, be installed on above-mentioned the 2nd attaching parts and be enclosed within above-mentioned hose part and the intersection of the 2nd attaching parts on the 2nd cover body; It is characterized in that: the guard shield that is coating the hose part periphery of hose part one side from the 2nd cover body is installed on the inner face of above-mentioned the 2nd cover body, on the circumferencial direction of this guard shield, is formed with a plurality of slotted holes.
14. a dust catcher has body of dust collector, flexible hose and floor suction nozzle; The place ahead at body is formed with suction inlet, one end of flexible pipe can be connected the interior other end simultaneously of above-mentioned suction inlet with freely dismantling and be connected on the prolongation pipe, the floor is installed in the other end of above-mentioned prolongation pipe with suction nozzle, and above-mentioned flexible hose is made up of following each one: the 1st attaching parts that are connected with suction inlet, the 2nd attaching parts that are connected with above-mentioned prolongation pipe, one end is connected in the periphery of above-mentioned the 1st attaching parts, the other end is connected in the flexible hose parts of the periphery of above-mentioned the 2nd attaching parts, be installed on above-mentioned the 1st attaching parts and the 1st cover body on the outstanding intersection that is enclosed within above-mentioned hose part and the 1st attaching parts in the end of above-mentioned the 1st attaching parts, be installed on above-mentioned the 2nd attaching parts and be enclosed within above-mentioned hose part and the intersection of the 2nd attaching parts on the 2nd cover body; It is characterized in that: the guard shield that is coating the hose part periphery of hose part one side from the 2nd cover body is installed on the inner face of above-mentioned the 2nd cover body, and this guard shield is made with vinyl chloride or synthetic rubber.
15. a dust catcher has body of dust collector, flexible hose and floor suction nozzle; The place ahead at body is formed with suction inlet, one end of flexible pipe can be connected the interior other end simultaneously of above-mentioned suction inlet with freely dismantling and be connected on the prolongation pipe, the floor is installed in the other end of above-mentioned prolongation pipe with suction nozzle, and above-mentioned flexible hose is made up of following each one: the 1st attaching parts that are connected with suction inlet, the 2nd attaching parts that are connected with above-mentioned prolongation pipe, one end is connected in the periphery of above-mentioned the 1st attaching parts, the other end is connected in the flexible hose parts of the periphery of above-mentioned the 2nd attaching parts, be installed on above-mentioned the 1st attaching parts and the 1st cover body on the outstanding intersection that is enclosed within above-mentioned hose part and the 1st attaching parts in the end of above-mentioned the 1st attaching parts, be installed on above-mentioned the 2nd attaching parts and be enclosed within above-mentioned hose part and the intersection of the 2nd attaching parts on the 2nd cover body; It is characterized in that: be provided with the guard shield that is coating the hose part periphery, the one end inserts and is fixed between above-mentioned the 2nd cover body and the hose part.
16. a dust catcher has body of dust collector, flexible hose and floor suction nozzle; The place ahead at body is formed with suction inlet, one end of flexible pipe can be connected the interior other end simultaneously of above-mentioned suction inlet with freely dismantling and be connected on the prolongation pipe, the floor is installed in the other end of above-mentioned prolongation pipe with suction nozzle, and above-mentioned flexible hose is made up of following each one: the 1st attaching parts that are connected with suction inlet, the 2nd attaching parts that are connected with above-mentioned prolongation pipe, one end is connected in the periphery of above-mentioned the 1st attaching parts, the other end is connected in the flexible hose parts of the periphery of above-mentioned the 2nd attaching parts, be installed on above-mentioned the 1st attaching parts and the 1st cover body on the outstanding intersection that is enclosed within above-mentioned hose part and the 1st attaching parts in the end of above-mentioned the 1st attaching parts, be installed on above-mentioned the 2nd attaching parts and be enclosed within above-mentioned hose part and the intersection of the 2nd attaching parts on the 2nd cover body; It is characterized in that: be provided with the guard shield that is coating the hose part periphery of hose part one side from the 2nd cover body, the intersection of it and above-mentioned hose part and the 2nd attaching parts coincides and is installed on the inner face of above-mentioned the 2nd cover body.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP922895A JPH08196493A (en) | 1995-01-24 | 1995-01-24 | Vacuum cleaner |
| JP9228/1995 | 1995-01-24 | ||
| JP9228/95 | 1995-01-24 | ||
| JP07398695A JP3397932B2 (en) | 1995-03-30 | 1995-03-30 | Electric vacuum cleaner |
| JP73986/95 | 1995-03-30 | ||
| JP73986/1995 | 1995-03-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1155409A CN1155409A (en) | 1997-07-30 |
| CN1153543C true CN1153543C (en) | 2004-06-16 |
Family
ID=34395496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB961006676A Expired - Fee Related CN1153543C (en) | 1995-01-24 | 1996-01-23 | Electric vacuum cleaner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1153543C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2552184B (en) * | 2016-07-13 | 2018-12-05 | Dyson Technology Ltd | A tool for a vacuum cleaner |
| JP6923488B2 (en) * | 2018-06-27 | 2021-08-18 | 日立グローバルライフソリューションズ株式会社 | Flexible hoses and vacuum cleaners |
-
1996
- 1996-01-23 CN CNB961006676A patent/CN1153543C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1155409A (en) | 1997-07-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1016136B (en) | Suction nozzle with rotary brush for vacuum cleaner | |
| CN100340202C (en) | Rotary cleaning body, suction port body of vacuum cleaner, and production method of rotary cleaning body | |
| CN1572222A (en) | Cyclone dust collector and handle assembly for vacuum cleaner having the same | |
| CN1947642A (en) | Multi-cyclone dust collector for vacuum cleaner | |
| CN1284499C (en) | Vacuum cleaner and its sucking mouth | |
| CN1153543C (en) | Electric vacuum cleaner | |
| CN1248152A (en) | Vacuum-cleaner | |
| CN1190569A (en) | Suction cleaning head and electric suction cleaner with it | |
| CN1305772A (en) | Electric duster | |
| CN1768672A (en) | Suction port assembly of vacuum cleaner | |
| CN1582835A (en) | Nozzle assembly of vacuum cleaner for both wet and dry cleaning | |
| CN1572207A (en) | Upright-type electric vacuum cleaner | |
| CN1121844C (en) | Electric cleaner | |
| CN1572209A (en) | Electric dust collector | |
| CN1138500C (en) | Vacuum cleaner and suction piece assembly thereof | |
| CN1133394C (en) | Electric suction cleaner | |
| CN210871325U (en) | Floor sweeping robot bottom plate structure | |
| CN2600045Y (en) | Nozzle of electric vacuum cleaner and electric vacuum cleaner using the nozzle | |
| CN1883358A (en) | Electric dust collector | |
| CN1125617C (en) | Vacuum cleaner and cleaning method | |
| CN1244371A (en) | Electric cleaner | |
| CN101077285A (en) | Electric vacuum cleaner | |
| CN1025282C (en) | Suction head of vacuum cleaner with rotating brushes | |
| CN214073129U (en) | Adsorption platform | |
| CN1582834A (en) | Electric vacuum cleaner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040616 Termination date: 20100123 |