CN110141153A - Electric dust collector - Google Patents
Electric dust collector Download PDFInfo
- Publication number
- CN110141153A CN110141153A CN201910064812.5A CN201910064812A CN110141153A CN 110141153 A CN110141153 A CN 110141153A CN 201910064812 A CN201910064812 A CN 201910064812A CN 110141153 A CN110141153 A CN 110141153A
- Authority
- CN
- China
- Prior art keywords
- lining paper
- outer cover
- leading end
- dust collector
- limiting component
- 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.)
- Granted
Links
- 239000000428 dust Substances 0.000 title claims abstract description 86
- 238000009434 installation Methods 0.000 claims abstract description 25
- 239000000203 mixture Substances 0.000 description 31
- 238000003780 insertion Methods 0.000 description 11
- 230000037431 insertion Effects 0.000 description 11
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- QTCANKDTWWSCMR-UHFFFAOYSA-N costic aldehyde Natural products C1CCC(=C)C2CC(C(=C)C=O)CCC21C QTCANKDTWWSCMR-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- ISTFUJWTQAMRGA-UHFFFAOYSA-N iso-beta-costal Natural products C1C(C(=C)C=O)CCC2(C)CCCC(C)=C21 ISTFUJWTQAMRGA-UHFFFAOYSA-N 0.000 description 3
- 230000001144 postural effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 102100040678 Programmed cell death protein 1 Human genes 0.000 description 1
- 101710089372 Programmed cell death protein 1 Proteins 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filters For Electric Vacuum Cleaners (AREA)
Abstract
The present invention provides the electric dust collector that can make outer cover part closed state using simpler operation.Electric dust collector (100) has shell (1), outer cover part (2), guide portion and limiting component.Shell (1) has installing port (1S) and the opposed walls opposed with installing port (1S).Outer cover part (2) is opened and closed installing port (1S).Guide portion is guided via installing port (1S) towards opposed walls (1t) along defined installation direction, by lining paper portion possessed by dust bag from the outside of shell (1).Limiting component is mobile along installation direction (A) by lining paper portion, and is switched to second from prime.Outer cover part (2) is contacted with the limiting component in prime, without contacting with the limiting component in second.
Description
Technical field
The present invention relates to a kind of electric dust collectors.
Background technique
A kind of electric dust collector with the paper bag mounting structure for inhibiting to forget installation paper bag is disclosed in patent document 1.
Specifically, electric dust collector disclosed in Patent Document 1 has lid, shell, dust storage chamber, paper bag insertion guiding element, paper bag and fixes
Part and spring.Dust storage chamber is configured at enclosure interior.Dust storage chamber opening is formed in shell.Dust storage chamber opening is formed in dust
The top of room.Lid makes dust storage chamber opening opening and closing.Configured with paper bag insertion guiding element, paper bag retaining element and spring in dust storage chamber.Paper
Packet insertion guiding element has guide rail.The lining paper of paper bag is directed to dust storage chamber by guide rail.Paper bag retaining element rotates freely earth's axis support
On the top of paper bag insertion guiding element.Moreover, paper bag retaining element has lid closure limitation rib.Lid closure limitation rib is dashed forward upward
Out.Spring exerts a force to paper bag retaining element in a manner of covering closure limitation rib tilted rearward.Being closed limitation rib in lid is backward
In the case where the inclined posture in side, limitation lid is completely closed.
Moreover, there is paper bag retaining element lining paper receiving unit and lining paper to limit rib.Lining paper receiving unit and lining paper limitation rib are set
It is placed in the rear portion of paper bag retaining element.Lining paper receiving unit and lining paper limitation rib carry out the insertion of the lining paper of paper bag together with guide rail
Guidance.Lining paper receiving unit has lining paper maintaining part.Lining paper maintaining part is made of the recess portion for being set to the lower end of lining paper receiving unit.Make
User passes through the lining paper movement for making to be inserted into the paper bag that paper bag is inserted into guiding element, and the posture of paper bag retaining element can be made to become
Change.Specifically, user manually presses on the top for the lining paper for being inserted into the paper bag of paper bag insertion guiding element forwards.Knot
Fruit, the lining paper receiving unit of paper bag retaining element cross the upper end of lining paper, and lining paper maintaining part reaches the top of lining paper.It covers as a result,
The posture of closure limitation rib becomes inclined posture forwards from the posture of tilted rearward.As a result, lid closure limitation rib is no longer
It contacts, lid can be completely closed with lid.
Existing technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2017-185035 bulletin
Summary of the invention
The technical problems to be solved by the invention
However, user (becomes closed form to completely close lid in electric dust collector disclosed in patent document 1
State), lining paper is inserted on the basis of the operation of paper bag insertion guiding element, it is necessary to press on the top of lining paper forwards
Operation.
The present invention is able to suppress its purpose is to provide one kind in view of the project and forgets to install dust bag and with simpler
Single operation makes electric dust collector of the outer cover part as closed state.
Solution to problem
Electric dust collector of the invention includes shell, outer cover part, guide portion and limiting member.The shell has peace
Fill mouth and the opposed walls opposed with the installing port.The outer cover part is opened and closed the installing port.The guide portion is along rule
Fixed installation direction, by lining paper portion possessed by dust bag from the outside of the shell via the installing port towards described opposed
Wall guided.The limiting component is moved by the lining paper portion along the installation direction, and is switched to second from prime
Posture.The outer cover part is contacted with the limiting component in the prime, and not and in the second
The limiting component contact.
Invention effect
In accordance with the invention it is possible to inhibit to forget to install dust bag and so that outer cover part is become closed form with simpler operation
State.
Detailed description of the invention
Fig. 1 is the perspective view for indicating the composition of electric dust collector of first embodiment of the invention.
Fig. 2 is the perspective view for indicating the composition of electric dust collector of first embodiment of the invention.
Fig. 3 is the perspective view for indicating the composition of outer cover part of first embodiment of the invention.
Fig. 4 is the exploded perspective view for indicating the main body shell of first embodiment of the invention.
Fig. 5 is the exploded perspective view for indicating the main body shell of first embodiment of the invention.
Fig. 6 (a) and be (b) perspective view for indicating the composition of guide portion of first embodiment of the invention.
Fig. 7 (a) and be (b) perspective view for indicating the composition of fixture of first embodiment of the invention.
Fig. 8 (a) and be (b) figure for indicating the dust bag of first embodiment of the invention.
Fig. 9 is the perspective view for indicating the Inner Constitution of main body shell of first embodiment of the invention.
Figure 10 is the perspective view for indicating the Inner Constitution of main body shell of first embodiment of the invention.
Figure 11 (a) and be (b) figure for indicating the postural change of fixture of first embodiment of the invention.
Figure 12 (a) and be (b) figure for indicating the relationship of outer cover part and fixture of first embodiment of the invention.
Figure 13 (a) and be (b) figure for indicating the relationship of outer cover part and fixture of first embodiment of the invention.
Figure 14 is other perspective views constituted for indicating the fixture of first embodiment of the invention.
Figure 15 is the figure for indicating the composition of directing plate of second embodiment of the present invention.
Figure 16 is the figure for indicating the composition of directing plate of third embodiment of the present invention.
Specific embodiment
Hereinafter, being illustrated referring to embodiment of the attached drawing to electric dust collector of the invention.In addition, in figure, to identical
Or identical reference appended drawing reference and not repeated explanation are enclosed in comparable part.
[first embodiment]
Firstly, being illustrated referring to FIG. 1 and FIG. 2 to the composition of the electric dust collector of first embodiment 100.Fig. 1 is to indicate
The perspective view of the composition of the electric dust collector 100 of one embodiment.Fig. 2 is the electric dust collector 100 for indicating first embodiment
Composition perspective view.
As shown in Figure 1, electric dust collector 100 has main body shell 1 and outer cover part 2.Fig. 1 shows the opening of outer cover part 2
Electric dust collector 100.In addition, main body shell 1 is an example of shell.
Main body shell 1 has suction port 1k and installing port 1s.Dust is installed via installing port 1s in main body shell 1
Bag.In addition, electric dust collector 100 has the composition that common dust catcher has, for example, having suction hose, suction tube, pumping
Inhale tool and electric blowing machine.Suction tool is connected in suction port 1k via suction hose and suction tube.Suction tool has rotation
Brush.Rotating brush collects the dust in floor.Electric blowing machine is set to the inside of main body shell 1.When electric blowing machine drives
When, dust is collected into dust bag via suction tool, suction tube, suction hose and suction port 1k.
Hereinafter, the side that outer cover part 2 is provided in electric dust collector 100 is set as " upside of electric dust collector 100 ",
Its opposite side is set as " downside of electric dust collector 100 " to illustrate embodiment.Moreover, by being arranged in electric dust collector 100
There is the side of suction port 1k to be set as " front side of electric dust collector 100 ", its opposite side is set as " rear side of electric dust collector 100 "
To illustrate embodiment.Moreover, being set as the " right side of electric dust collector 100 on the right side of when by from front side electric dust collector 100
Its opposite side is set as " left side of electric dust collector 100 " to illustrate embodiment by side ".
Main body shell 1 has body front wall portion 1f.The front surface of body front wall portion 1f composition main body shell 1.Body front wall
Portion 1f has antetheca upper surface 1u.
Moreover, main body shell 1 has body recess 11.Body recess 11 is configured at the left and right directions of body front wall portion 1f
Center portion.Body recess 11 is more rearward recessed than the front surface of main body shell 1.Body recess 11 has fastener 11a.Card
Stop 11a is configured at the central portion of the left and right directions of body recess 11.Fastener 11a is more rearward recessed than body recess 11.
Outer cover part 2 has housing body 21.In the state that outer cover part 2 is opened, the front end portion of housing body 21
It is prominent towards front.Moreover, installing port 1s exposes in the state that outer cover part 2 is opened.Housing body 21 has outer cover front end
21a.In the state that outer cover part 2 is opened, outer cover front end 21a is located at the top of installing port 1s.Hereinafter, sometimes will be shown in Fig. 1
The state of outer cover part 2 be denoted as " the first opening state ".
As shown in Figures 1 and 2, outer cover part 2 is rotated freely along the first direction of rotation R1 and the second direction of rotation R2.Outside
State changes cover member 2 and along the first direction of rotation R1 or the second direction of rotation R2 rotation.Specifically, when from
When first opening state shown in FIG. 1 is rotated along the second direction of rotation R2, outer cover part 2 becomes state shown in Fig. 2.Scheming
In the state of shown in 2, outer cover front end 21a is located at the top of antetheca upper surface 1u.In other words, gap is formed in outer cover part 2
Between the 1u of antetheca upper surface.Gap is connected to the outside of main body shell 1 and the inside of main body shell 1.Hereinafter, by shown in Fig. 2
The state of outer cover part 2 be denoted as " the second opening state ".
Outer cover part 2 under the defined conditions, can further be rotated to the second direction of rotation R2 from the second opening state.
When outer cover part 2 is further rotated to the second direction of rotation R2 from the second opening state, outer cover front end 21a is located at than on antetheca
Surface 1u locates on the lower, blocks the external gap being connected to of the inside of main body shell 1 and main body shell 1.As a result, outer cover part
2 become closed state (installing port 1s is covered by housing body 21).
Next, referring to Fig.1~Fig. 3 is further illustrated the composition of the outer cover part 2 of first embodiment.Fig. 3
It is the perspective view for indicating the composition of outer cover part 2 of first embodiment.Fig. 3 is be observed from the right front the first opening state outer
The figure of the front side of cover member 2.
As shown in figure 3, outer cover part 2 in addition to housing body 21, also has multiple ribs 22, limiting component receiving portion 23, pressure
Force regulating valve 24 and two support portions 25.
Housing body 21 has when facing for substantially rectangular shape.Housing body 21 has outer cover inner surface 21n.
Multiple ribs 22 are set to outer cover inner surface 21n.In the outer cover part 2 of first opening state, multiple ribs 22 are from outer cover
Inner surface 21n is prominent towards front side.Multiple ribs 22 include first rib 221,222, two, the second rib, 223, two the 4th, third rib
Rib 224 and the 5th rib 225.
First rib 221 is formed along the outer rim of housing body 21.First rib 221 is projected into the outer cover front end on front-rear direction
The position of 21a.First rib 221 includes limitation rib 221a.Limitation rib 221a constitutes the in the outer cover part 2 of the second opening state
The top of one rib 221.
The configuration of second 222, two, rib the 4th rib 224 of 223, two, third rib is in outer cover inner surface 21n than first rib 221
Locate in the inner part.Second rib 222 extends along the direction (left and right directions) that limitation rib 221a extends.
Each third rib 223 is connect with the end of the left and right directions of the second rib 222 respectively.Each third rib 223 is from the second rib 222
Each end towards limitation rib 221a extend.Each third rib 223 has costal fovea portion 223a.Costal fovea portion 223a is in outer cover part 2
In the case where first opening state, rearward it is recessed.
4th rib 224 has shape when facing for substantially L word.4th rib 224 is configured at third rib 223 and limitation rib
Between 221a.
5th rib 225 is configured at the outside (upside) of first rib 221.Left and right directions of 5th rib 225 in housing body 21
Substantial middle extend in the lateral direction.It is recessed to be embedded in main body in the case where outer cover part 2 is closed state for 5th rib 225
Portion 11 (referring to Fig.1).5th rib 225 has engaged part 225a.In the case where outer cover part 2 is closed state, it is locked
Portion 225a is locked to fastener 11a (referring to Fig.1).
Limiting component receiving portion 23 is by limitation rib 221a, the second rib 222, third rib 223, the 4th rib 224 and outer cover
(encirclement) space that surface 21n is formed.
Pressure-regulating valve 24 is in the case where outer cover part 2 is closed state, if the negative pressure of the inside of main body shell 1 is big
In defined negative pressure, then reduce the negative pressure of the inside of main body shell 1.
Each support portion 25 is connect with housing body 21 and first rib 221.In the outer cover part 2 of first opening state, each
Support part 25 protrudes downwards from housing body 21.Each support portion 25 has column sections 251 and two outer cover protrusions 252.Each
Column portion 251 is connect with the end of the left and right directions of the end of the left and right directions of outer cover inner surface 21n and the lower part of first rib 221.
In each support portion 25, two outer cover protrusions 252 are protruded from column sections 251 in the lateral direction respectively.Specifically, each support portion
In 25, an outer cover protrusion 252 is prominent from 251 right direction of column sections, another outer cover protrusion 252 from column sections 251 to the left
Direction is prominent.Each outer cover protrusion 252 can slidably be embedded in housing supports portion possessed by main body shell 1 it is each in.
Each housing supports portion is set to the position corresponding with each outer cover protrusion 252 in main body shell 1.Utilize these compositions, outer cover
Component 2 is rotated centered on the first rotary shaft X1.First rotary shaft X1 is made of the line for linking each outer cover protrusion 252.
Next, being further described referring to composition of the Fig. 4 and Fig. 5 to the main body shell 1 of first embodiment.Fig. 4
And Fig. 5 is the exploded perspective view of the main body shell 1 of first embodiment.In addition, Fig. 5 is shown in Fig. 4 from other angles
The exploded perspective view of main body shell 1.
As shown in figure 4, electric dust collector 100 has guide member 3, fixture 4 and spring 5.In addition, guide member 3 is to draw
Lead an example in portion.Fixture 4 is an example of limiting component.Spring 5 is an example of force application part.
Moreover, there are two bearing portion 12 and spring supporting portions 13 for the tool of main body shell 1.Two bearing portions 12 and spring supporting portion
13 are configured at the inside of main body shell 1.
Two bearing portions 12 are freely and rotatably supported fixture 4.13 support spring 5 of spring supporting portion.Spring 5 is configured at spring
Between support portion 13 and fixture 4, exert a force upwards to fixture 4.
Moreover, as shown in figure 5, main body shell 1 also has, there are two guiding support 14.Two guiding support 14 are configured at
The inside of main body shell 1.Guide member 3 is anchored on two guiding support 14 using the secure components such as screw S.Present embodiment
In, what the component color sorting of guide member 3 was selected is the color different from the component color of the inner wall of main body shell 1.
Then, it is illustrated referring to composition of the Fig. 6 (a) and Fig. 6 (b) to the guide member 3 of first embodiment.Fig. 6 (a)
And Fig. 6 (b) is the perspective view for indicating the composition of guide member 3 of first embodiment.In addition, Fig. 6 (a) is from upper right side
The figure of the back side top of guide member 3 shown in Fig. 4.Fig. 6 (b) is the front side of the guide member 3 shown in Fig. 4 from lower right
Figure.
As shown in Fig. 6 (a) and Fig. 6 (b), guide member 3 has the guiding side wall 34, two of guide base 31, two lining paper
Support portion 35 and two fastening parts 36.
Guide base 31 is flat component.Guide base 31 has shape when facing for substantially U-shaped.Guide base
31 have guide bases 32 and two directing plates 33.
Guide bases 32 extend in the lateral direction.Two directing plates 33 are connected to guide bases 32.Specifically,
A directing plate 33 in two directing plates 33 is connect with the right part of guide bases 32.Another directing plate in two directing plates 33
33 connect with the left part of guide bases 32.Hereinafter, sometimes by the right end for being connected to guide bases 32 in two directing plates 33
The directing plate 33 in portion is denoted as " right directing plate 33R ", and the directing plate 33 for being connected to the left part of guide bases 32 is denoted as " left guidance
Plate 33L ".Right directing plate 33R is erect from the right part of guide bases 32 to be arranged.Left directing plate 33L is from the left end of guide bases 32
Erect setting in portion.
Each directing plate 33 has lower leading end 331 and upper leading end 332.Lower leading end 331 is the first leading end
An example in portion.Upper leading end 332 is an example of the second leading end.
Lower leading end 331 is the guide bases 32 in two ends on the length direction (up and down direction) of directing plate 33
The end of side.Upper leading end 332 be in two ends on the length direction of directing plate 33 with 32 opposite side of guide bases
End.
Moreover, each directing plate 33 has lower leading end 331a and upper leading end 332a.Lower leading end 331a is each directing plate
The end with 32 connecting side of guide bases (lower 331 side of leading end) in two ends possessed by 33.Upper leading end 332a be with
Lower leading end 331a opposed (upper 332 side of leading end) end.
Two guiding side walls 34 are flat components extended in the vertical direction.Two guiding side walls 34 are separately connected
In guide base 31 (guide bases 32 and directing plate 33).Specifically, the guiding side wall 34 in two guiding side walls 34 connects
It is connected to the right end of guide bases 32 and the right end of right directing plate 33R.Another guiding side wall 34 in two guiding side walls 34 connects
In the left end of guide bases 32 and the left end of left directing plate 33L.Hereinafter, sometimes guidance will be connected in two guiding side walls 34
The guiding side wall 34 of the right end of the right end of base portion 32 and right directing plate 33R is denoted as " right guiding side wall 34R ".Moreover, sometimes by two
The guiding side wall 34 of the left end of the left end for being connected to guide bases 32 and left directing plate 33L in a guiding side wall 34 is denoted as " left
Guiding side wall 34L ".
Each guiding side wall 34 has guidance inner surface 34n and guidance outer surface 34g.Guiding inner surface 34n is each guidance side
One side in two interareas possessed by wall 34.Outer surface 32g is another in two interareas possessed by each guiding side wall 34
(opposite side) face.The guidance inner surface 34n of two guiding side walls 34 is opposite each other in the lateral direction.
Two lining paper support portions 35 are respectively arranged at the guidance inner surface 34n of each guiding side wall 34.
Each lining paper support portion 35 has the first support portion 351, the second support portion 352 and third support portion 353.
First support portion 351 is upwardly extended in the side intersected with directing plate 33.Third support portion 353 and directing plate 33 are right
It sets.In present embodiment, the first support portion 351 is upwardly extended in the side orthogonal with directing plate 33.Third support portion 353 with draw
The parallel side of guide plate 33 upwardly extends.Third support portion 353 and directing plate 33 (upper leading end 332) and guiding side wall 34 is together
Form guiding groove 3s.
Second support portion 352 is connected to the first support portion 351 and third support portion 353.Second support portion 352 is with rear lateral portion
Quartile is tilted in than the mode of front part further below.In other words, the second support portion 352 is with close close to directing plate 33
Guide bases 32.
Two fastening parts 36 are respectively arranged at the guidance outer surface 34g of each guiding side wall 34.Two fastening parts 36 utilize ginseng
The guiding support 14 of main body shell 1 is anchored on according to the secure component S that Fig. 5 illustrates.As a result, guide member 3 is fixed on main body
The inside of shell 1.
Next, being illustrated referring to composition of the Fig. 7 (a) and Fig. 7 (b) to the fixture 4 of first embodiment.Fig. 7 (a) and
Fig. 7 (b) is the perspective view for indicating the composition of fixture 4 of first embodiment.In addition, Fig. 7 (a) is Fig. 4 institute from upper right side
The figure of the rear side of the fixture 4 shown.Fig. 7 (b) is the figure of the front side of fixture 4 shown in Fig. 4 from lower right.
As shown in Fig. 7 (a) and Fig. 7 (b), fixture 4 has limiting unit 41, lining paper contact portion 42 and two fixture protrusions
43。
Limiting unit 41 has 411, two limitation side walls 412 of main wall and bottom wall 413.Bottom wall 413 is substantially rectangular when overlooking
Shape, have bottom surface 413s.In addition, bottom surface 413s is an example of operating surface.
Main wall 411 is erect from bottom surface 413s to be arranged.Two limitation side walls 412 are opposite each other in the lateral direction.Two limits
Side wall 412 processed is contacted with the right end of bottom surface 413s and left end.In present embodiment, it is each limit side wall 412 with bottom surface 413s just
The side of friendship upwardly extends.Each limitation side wall 412 has upper side wall portion and A lower side wall portion.Upper side wall portion is by more upper than bottom surface 413s
Part constitute.A lower side wall portion than the part of bottom surface 413s on the lower by constituting.Main wall 411 is connect with each limitation side wall 412.
It is the shape of general triangular when the upper side wall portion of each limitation side wall 412 is with side view.It is each to limit the upper of side wall 412
Sidewall portion has rake 412a.Rake 412a by upper portion than lower portion further from main wall 411 in a manner of tilt.It changes
Sentence is talked about, and rake 412a is with close to bottom wall 413 and far from main wall 411.
Moreover, limiting unit 41 has recess portion 41a.Recess portion 41a is by 411, two limitation side walls 412 of main wall and bottom wall 413
The space surrounded.
Lining paper contact portion 42 has when facing for substantially rectangular shape.Lining paper contact portion 42, which is connected to bottom wall 413, to be had
The end (rear end) with main 411 opposite side of wall in four ends having.Lining paper contact portion 42 prolongs from bottom wall 413 towards with main wall 411
The opposite direction (lower section) in the direction (top) stretched extends.
Lining paper contact portion 42 has lining paper contact surface 42s.Lining paper contact surface 42s is an example of contact surface.
Lining paper contact surface 42s intersects with bottom surface 413s.In present embodiment, lining paper contact surface 42s is orthogonal with bottom surface 413s.
Lining paper contact surface 42s is the face with main wall 411 for opposite side in two interareas possessed by lining paper contact portion 42.
Two fixture protrusions 43 are respectively arranged at two limitation side walls 412.Each fixture protrusion 43 is from each limitation side wall
412 is prominent towards outside (left and right directions).Two fixture protrusions 43 can slidably be embedded in the bearing portion illustrated referring to Fig. 4
12.Using these compositions, fixture 4 is revolved centered on the second rotary shaft X2 to third direction of rotation R3 or the 4th direction of rotation R4
Turn.Second rotary shaft X2 is made of the line for linking each fixture protrusion 43.Fixture 4 is changed by rotating posture.
As shown in Fig. 7 (b), fixture 4 also has spring coupling part 44.Spring coupling part 44 is set to the bottom with bottom wall 413
Face 413s is the face of opposite side.Specifically, spring coupling part 44 is set to the face with the bottom surface 413s of bottom wall 413 for opposite side
It is middle to lean on 42 side of lining paper contact portion than the second rotary shaft X2.The spring 5 illustrated referring to Fig. 4 and Fig. 5 is connected in spring coupling part 44.
Spring 5 exerts a force bottom wall 413 upwards.In other words, spring 5 is at place rearward than the second rotary shaft X2 by 413 direction of bottom wall
Top force.
Next, being illustrated referring to dust bag PD of the Fig. 8 (a) and Fig. 8 (b) to first embodiment.Fig. 8 (a) and Fig. 8
It (b) is the figure for indicating the dust bag PD of first embodiment.
As shown in Fig. 8 (a) and Fig. 8 (b), dust bag PD has bag portion P and lining paper portion D.In lining paper portion D-shaped at there is lining paper to open
Mouth Dh.When dust bag PD is installed to main body shell 1, lining paper opening Dh is opposed with the suction port 1k illustrated referring to Fig.1.By
This, collects in bag portion P via the dust of suction port 1k suction through lining paper opening Dh.
As shown in Fig. 8 (b), lining paper portion D has the first lining paper end D1 and the second lining paper end D2.First lining paper end D1 and second
Lining paper end D2 is opposite each other.Lining paper opening Dh is formed between the first lining paper end D1 and the second lining paper end D2.
Then, referring to Fig.1~Figure 10 is illustrated the Inner Constitution of main body shell 1.Fig. 9 and Figure 10 is to indicate that first is real
Apply the perspective view of the Inner Constitution of the main body shell 1 of mode.Specifically, Fig. 9 indicates the main body shell before installation dust bag PD
1, Figure 10 indicates the main body shell 1 after installation dust bag PD.In addition, in Fig. 9 and Figure 10, in order to make it easy to understand, omitting dust bag
The bag portion P of PD only illustrates the lining paper portion D of dust bag PD.
As shown in FIG. 9 and 10, main body shell 1 has opposed walls 1t in inside.Opposed walls 1t is opposed with installing port 1s.
Guide member 3 guides the movement of lining paper portion D (dust bag PD).Specifically, guide member 3 is along installation
Direction A guides lining paper portion D.Installation direction A is indicated from the outside of main body shell 1 via installing port 1s towards the side of opposed walls 1t
To.
Lining paper portion D is restrained from forward and backward and the movement of left and right directions and being inserted into two guiding groove 3s.In detail
For, each guiding groove 3s is as referring to illustrated by Fig. 6 (a), by third support portion 353, (the upper leading end of directing plate 33
332) and guiding side wall 34 is constituted.Third support portion 353 limits the movement forwards of lining paper portion D, the limitation lining of guiding side wall 34
The movement in the lateral direction of paper portion D, directing plate 33 limit the movement rearward of lining paper portion D.By limitation lining paper portion D to
The movement of front-rear direction and left and right directions can successfully move lining paper portion D along installation direction A (up and down direction).
Lining paper portion D is as shown in Figure 10, is inserted into defined position along installation direction A.As a result, dust bag PD installation (Gu
It is fixed) in the inside of main body shell 1.
Then, 1 (a) and Figure 11 (b) is illustrated the postural change of the fixture 4 of first embodiment referring to Fig.1.Figure 11
(a) and Figure 11 (b) is indicate first embodiment fixture 4 postural change figure.Specifically, Figure 11 (a) indicates insertion
The posture of fixture 4 before lining paper portion D (before installation dust bag PD).Figure 11 (b) indicates (installation dust bag PD after insertion lining paper portion D
The posture of fixture 4 afterwards).In addition, lining paper portion D is inserted into from the first lining paper end side D1 in example shown in Figure 11 (a) and Figure 11 (b)
To main body shell 1.
As shown in Figure 11 (a), before being inserted into lining paper portion D, lining paper contact surface 42s intersects with installation direction A (directing plate 33).
Hereinafter, the posture of fixture 4 shown in Figure 11 (a) is denoted as " prime ".
As shown in Figure 11 (a) and Figure 11 (b), when lining paper portion D is moved along installation direction A, the first lining paper of lining paper portion D
End D1 is contacted with lining paper contact surface 42s.In the state that the first lining paper end D1 is contacted with lining paper contact surface 42s, lining paper portion D
When further moving towards opposed walls 1t, pressing force towards opposed walls 1t is acted on from lining paper portion D lining paper contact surface 42s.By
This, fixture 4 resists the active force of spring 5, is rotated centered on the second rotary shaft X2 along third direction of rotation R3.As a result,
As shown in Figure 11 (b), lining paper contact surface 42s and installation direction A (directing plate 33) are substantially parallel.Hereinafter, by shown in Figure 11 (b)
The posture of fixture 4 is denoted as " second ".In other words, fixture 4 is moved by lining paper portion D along installation direction A, and from first
Posture is switched to second.
Moreover, when lining paper portion D is inserted into defined position, when dust bag PD is installed to main body shell 1, dust bag PD's
Lining paper opening Dh is opposed with suction port 1k.Specifically, the position consistency of the position of lining paper opening Dh and suction port 1k.Therefore,
Suction port 1k is between the first lining paper end D1 and the second lining paper end D2.
As shown in Figure 11 (b), fixture basal surface position P1, which is located at, leans on the side opposed walls 1t (lower section) than lining paper position P2.Fixture bottom
Face position P1 indicates the position in the up and down direction of the bottom surface 413s of fixture 4.P2 expression in lining paper position has been installed to main body shell 1
Dust bag PD second paper end D2 up and down direction on position.
By being located at fixture basal surface position P1 than lining paper position P2 by the side opposed walls 1t, and inhibit to pinch to take lining paper portion D's
The finger of user is contacted with bottom surface 413s.Therefore, the operability of lining paper portion D is promoted.Specifically, user for example can
Lining paper portion D is easily set to be inserted into defined position.Alternatively, easily dust bag PD can be taken out from main body shell 1.
When dust bag PD takes out from main body shell 1, fixture 4 is discharged from the pressing force for acting on lining paper contact surface 42s.
Spring 5 exerts a force upward to bottom wall 413 at place rearward than the second rotary shaft X2.Therefore, fixture 4 utilizes the effect of spring 5
Power is rotated centered on the second rotary shaft X2 along the 4th direction of rotation R4.As a result, second appearance shown in Figure 11 (b) of fixture 4
Gesture switches to prime shown in Figure 11 (a).
Then, 2 (a)~Figure 13 (b) says the outer cover part 2 and the relationship of fixture 4 of first embodiment referring to Fig.1
It is bright.
Figure 12 (a)~Figure 12 (b) is the figure for indicating the relationship of outer cover part 2 and fixture 4 of first embodiment.Figure 12
(a) and fixture 4 shown in Figure 12 (b) is in prime.
As shown in Figure 12 (a) and Figure 12 (b), the fixture 4 in prime, which limits housing body 21, becomes closed state.
Specifically, the front surface (body front wall portion 1f) of main body shell 1 is located on the first rotational trajectory T1.First rotation
Track T1 be outer cover part 2 rotate when outside cover inner surface 21n the discribed track front end portion (outer cover front end 21a).?
In the case that fixture 4 is in prime, limiting unit 41 is located on the second rotational trajectory T2.Second rotational trajectory T2 is in outer cover
The discribed track rib 221a is limited when component 2 rotates.In the case where the posture of fixture 4 is in prime, outer cover part 2
First rotation angle be greater than outer cover part 2 second rotation angle.First rotation angle indicates that outer cover part 2 is opened from first
The rotation angle of outer cover part 2 when state rotates to closed state.In other words, indicate that rotating to outer cover front end 21a is located at
Locate on the lower than antetheca upper surface 1u, and the position that the front end portion of outer cover inner surface 21n is contacted with the front surface of main body shell 1
When outer cover part 2 rotation angle.Second rotation angle indicates that outer cover part 2 rotates to the second opening from the first opening state
The rotation angle of outer cover part 2 when state.In other words, it indicates to rotate to the position that limitation rib 221a is contacted with limiting unit 41
When outer cover part 2 rotation angle.Therefore, as shown in Figure 12 (a) and Figure 12 (b), when the feelings for being in prime in fixture 4
Under condition, when outer cover part 2 is rotated along the second direction of rotation R2, in front end portion and the main body shell 1 of outer cover inner surface 21n
Before front surface contact, limitation rib 221a is contacted with limiting unit 41.Fixture 4, which limits outer cover part 2, as a result, becomes closed state.
Figure 13 (a)~Figure 13 (b) is the figure for indicating the relationship of outer cover part 2 and fixture 4 of first embodiment.Figure 13
(a) and fixture 4 shown in Figure 13 (b) is in second.
As shown in Figure 13 (a) and Figure 13 (b), the fixture 4 in second allows housing body 21 to become closed state.
Specifically, in the case where fixture 4 is in second, limiting unit 41 is not located at T2 on the second rotational trajectory,
And it is located on third rotational trajectory T3.Third rotational trajectory T3 is that limiting component receiving portion 23 is retouched when outer cover part 2 rotates
The track drawn.As explained in relation to fig. 3, limiting component receiving portion 23 is by limitation rib 221a, the second rib 222, third
The space that rib 223, the 4th rib 224 and outer cover inner surface 21n are surrounded.Limiting component receiving portion 23 can be accommodated from antetheca
The space of upper surface 1u limiting unit 41 outstanding.Therefore, in the case where fixture 4 is in second, when outer cover part 2 is from figure
When position shown in 13 (a) is rotated along the second direction of rotation R2, limiting unit 41 is not contacted with limitation rib 221a, and is contained in limit
Component receiving portion 23 processed.Engaged part 225a is engaged by fastener 11a as a result,.Specifically, the front end of outer cover inner surface 21n
Part is contacted with the front surface of main body shell 1, blocks the gap of the inside of connection main body shell 1 and the outside of main body shell 1.Knot
Fruit, outer cover part 2 become closed state.
More than, first embodiment is illustrated.According to the present embodiment, as long as making lining paper portion D along installation side
Mobile to A, the posture of fixture 4 just changes from prime to second.In the case where fixture 4 is in second, folder
The limiting unit 41 of tool 4 is contained in the limiting component receiving portion 23 of housing body 21.As a result, it is possible to which outer cover part 2 is made to become closure
State.Therefore, it is able to suppress and forgets to install dust bag PD and so that outer cover part 2 is become closed state with simpler operation.
Moreover, according to the present embodiment, in lining paper portion the case where the insertion of D incomplete (being not inserted into defined position)
Under, lining paper portion D is inserted into defined position by outer cover part 2.Specifically, when outer cover part 2 becomes closed state, third
The costal fovea portion 223a (referring to Fig. 3) of rib 223 is contacted with the second lining paper end D2, is set as that lining paper portion D is made to be moved to specified position
Highly.Being not fully inserted for lining paper portion D, the position of lining paper opening Dh and the position consistency of suction port 1k are prevented as a result,.
Moreover, the component color of guide member 3 and the component color of the inner wall of main body shell 1 are different in present embodiment.By
This, user can easily identify out the position for lining paper portion D insertion.As a result, user can successfully install dust bag PD.
In addition, electric dust collector 100 has spring 5, but can also omit spring 5 in present embodiment.In this case, folder
Tool 4 adjusts the position to the center of gravity of the second rotary shaft X2 in a manner of becoming prime.It can be for example, by combination specific gravity not
Same multiple materials constitute fixture 4 to adjust the position of center of gravity.
Moreover, fixture 4 (limiting unit 41) is illustrated with the composition of recess portion 41a, but can also in present embodiment
As shown in figure 14, recess portion 41a is omitted.Figure 14 is other perspective views constituted for indicating the fixture 4 of first embodiment.
Moreover, in present embodiment, it is stated that in the state that dust bag PD is installed to main body shell 1, lining paper position P2
(position of the second lining paper end D2), which is located at, more leans on the side opposed walls 1t than fixture basal surface position P1 (position of the bottom surface 413s of fixture 4)
The composition of (downside), but lining paper position P2 can also be substantially uniform with fixture basal surface position P1.
Moreover, in present embodiment, it is stated that the component color of the inside of the component color of guide member 3 and main body shell 1 is not
Same composition, but the component color of guide member 3 can also be identical as the component color of the inside of main body shell 1.
[second embodiment]
Then, the electric dust collector 100 of 5 pairs of second embodiments is illustrated referring to Fig.1.The guide member of second embodiment
3 composition is different from the first embodiment.Hereinafter, will illustrate the thing being different from the first embodiment about second embodiment
, and omit the explanation with first embodiment repeating part.
Figure 15 is the figure for indicating the composition of directing plate 33 of second embodiment.Specifically, Figure 15 is to be observed from the right
Referring to the schematic diagram of Fig. 6 (a) and Fig. 6 (b) left guiding side wall 34L illustrated.
In present embodiment, upper leading end 332a is arranged to than lower leading end 331a further from suction port 1k.Shown in Figure 15
Example in, upper leading end 332a configuration is at place more more rearward than lower leading end 331a.Specifically, upper leading end 332 to
Rear up- wards inclination.In other words, compared with composition (such as the structure shown in Fig. 6 (a) of upper leading end 332 not up- wards inclination
At), upper leading end 332 and 352 angulation of the second support portion are bigger.
More than, second embodiment is illustrated.According to the present embodiment, in the longitudinal direction, upper leading end
332a is arranged to than lower leading end 331a further from suction port 1k.Therefore, dust bag PD can be more successfully installed.
[third embodiment]
Then, the electric dust collector 100 of 6 pairs of third embodiments is illustrated referring to Fig.1.In third embodiment, guide portion
The composition of part 3 is different from first embodiment and second embodiment.Hereinafter, about third embodiment, by explanation and first
Embodiment and the different item of second embodiment, and omit and first embodiment and second embodiment repeating part
Explanation.
Figure 16 is the perspective view for indicating the composition of directing plate 33 of third embodiment.Figure 16 expression is observed from the right reference
The schematic diagram for the left guiding side wall 34L that Fig. 6 (a) and Fig. 6 (b) illustrates.
As shown in figure 16, guide position P3, which is located at, more leans on the side opposed walls 1t (lower section) than fixture lower end position P4.Guide position
Set the position of the up and down direction of leading end 332a in P3 expression.Fixture lower end position P4 indicates the (lining of fixture 4 in prime
Paper contact portion 42) lower end up and down direction position.
More than, third embodiment is illustrated.According to the present embodiment, guide position P3 is located at than fixture lower end
Position P4 more leans on opposed walls 1t (lower section) side.Therefore, dust bag PD can be more successfully installed.
More than, embodiments of the present invention, which are directed at, while referring to attached drawing (Fig. 1~Figure 16) is illustrated.However, this
Invention is not limited to the embodiment, can be implemented within the scope of its spirit with various aspects.Moreover, the reality
It as an example of applying the composition indicated in mode, material and numerical value, is not particularly limited, can not substantially be detached from effect of the invention
In the range of make various changes.
For example, the composition separated to guide member 3 and main body shell 1 is illustrated in embodiments of the present invention, but
Guide member 3 can also be formed as one with main body shell 1.
Industrial availability
The present invention is used for the field of electric dust collector.
Description of symbols
1: main body shell (shell)
1k: suction port
1t: opposed walls
2: outer cover part
3: guide portion
4: fixture (limiting component)
5: spring (force application part)
33: directing plate
331: the first leading end
331a: the first leading end
332: the second leading end
332a: the second leading end
42s: lining paper contact surface (contact surface)
100: electric dust collector
A: installation direction
D: lining paper portion (lining paper)
D1: the first lining paper end
D2: the second lining paper end
Claims (7)
1. a kind of electric dust collector, characterized by comprising:
Shell, with installing port and the opposed walls opposed with the installing port；
Outer cover part is opened and closed the installing port；
Guide portion, along defined installation direction, by lining paper portion possessed by dust bag from the outside of the shell via institute
Installing port is stated towards the opposed wall guided；And
Limiting component is moved by the lining paper portion along the installation direction, and is switched to second from prime,
The outer cover part is contacted in the limiting component of the prime, and not and in the second
The limiting component contact.
2. electric dust collector according to claim 1, which is characterized in that
The limiting component has contact surface,
The contact surface is contacted in the case where being equipped with the dust bag with the lining paper portion.
3. electric dust collector according to claim 2, which is characterized in that
It further include the force application part to limiting component force,
The force application part exerts a force to the limiting component in a manner of intersecting the contact surface with the installation direction.
4. electric dust collector according to claim 2 or 3, which is characterized in that
The shell has suction port,
The lining paper portion has the first lining paper end and the second lining paper end opposed with first lining paper end,
In the case where the dust bag has been installed to the shell, the suction port is located at first lining paper end and described the
Between two lining paper ends.
5. electric dust collector according to claim 4, which is characterized in that
The limiting component also includes the operating surface intersected with the contact surface,
In the case where the dust bag has been installed to the shell, the operating surface, which is located at, more leans on institute than second lining paper end
State opposed walls side.
6. electric dust collector according to claim 4 or 5, which is characterized in that
The guide portion includes the directing plate extended along the installation direction,
The directing plate has the first leading end and the second leading end,
First leading end, which is located at, more leans on the opposed walls side than second leading end,
Second leading end is arranged to than first leading end further from the suction port.
7. electric dust collector according to claim 4 or 5, which is characterized in that
The guide portion includes the directing plate extended along the installation direction,
The directing plate has the first leading end and second leading end opposed with first leading end,
First leading end, which is located at, more leans on the opposed walls side than second leading end,
Second leading end, which is located at, more leans on the opposed walls side than the limiting component.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018-023089 | 2018-02-13 | ||
| JP2018023089A JP2019136334A (en) | 2018-02-13 | 2018-02-13 | Vacuum cleaner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110141153A true CN110141153A (en) | 2019-08-20 |
| CN110141153B CN110141153B (en) | 2022-06-07 |
Family
ID=67588802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910064812.5A Expired - Fee Related CN110141153B (en) | 2018-02-13 | 2019-01-23 | Electric vacuum cleaner |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2019136334A (en) |
| CN (1) | CN110141153B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6097561U (en) * | 1983-12-09 | 1985-07-03 | 東芝テック株式会社 | vacuum cleaner |
| KR100227192B1 (en) * | 1997-07-22 | 1999-10-15 | 배길성 | Mounting structure of dust envelope for vacuum cleaner |
| CN2528380Y (en) * | 2001-11-24 | 2003-01-01 | 中山市龙的电器实业有限公司 | Automatic checking device for assembling of dust collecting bag of vacuum cleaning |
| CN101507591A (en) * | 2008-02-15 | 2009-08-19 | 乐金电子(天津)电器有限公司 | Dust collector with discharge filter capable of replacing filter paper |
| JP2014104254A (en) * | 2012-11-29 | 2014-06-09 | Toshiba Corp | Vacuum cleaner |
| CN105361798A (en) * | 2014-08-20 | 2016-03-02 | 松下知识产权经营株式会社 | Electric vacuum cleaner |
| JP2017185035A (en) * | 2016-04-06 | 2017-10-12 | 三菱電機株式会社 | Vacuum cleaner |
-
2018
- 2018-02-13 JP JP2018023089A patent/JP2019136334A/en active Pending
-
2019
- 2019-01-23 CN CN201910064812.5A patent/CN110141153B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6097561U (en) * | 1983-12-09 | 1985-07-03 | 東芝テック株式会社 | vacuum cleaner |
| KR100227192B1 (en) * | 1997-07-22 | 1999-10-15 | 배길성 | Mounting structure of dust envelope for vacuum cleaner |
| CN2528380Y (en) * | 2001-11-24 | 2003-01-01 | 中山市龙的电器实业有限公司 | Automatic checking device for assembling of dust collecting bag of vacuum cleaning |
| CN101507591A (en) * | 2008-02-15 | 2009-08-19 | 乐金电子(天津)电器有限公司 | Dust collector with discharge filter capable of replacing filter paper |
| JP2014104254A (en) * | 2012-11-29 | 2014-06-09 | Toshiba Corp | Vacuum cleaner |
| CN105361798A (en) * | 2014-08-20 | 2016-03-02 | 松下知识产权经营株式会社 | Electric vacuum cleaner |
| JP2017185035A (en) * | 2016-04-06 | 2017-10-12 | 三菱電機株式会社 | Vacuum cleaner |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2019136334A (en) | 2019-08-22 |
| CN110141153B (en) | 2022-06-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102566393B1 (en) | Cleaning device having vacuum cleaner and docking station | |
| KR101183427B1 (en) | Dispenser for foods or medicines | |
| EP3381305A1 (en) | Case and battery assembly of electronic cigarette, and electronic cigarette | |
| CA2467975A1 (en) | Powder inhalator | |
| US20240197126A1 (en) | Cleaner | |
| KR102321633B1 (en) | cleaner and cleaning device having the same | |
| JP2005169065A (en) | Vacuum cleaner, and suction port assembly of vacuum cleaner | |
| EP2862489A1 (en) | Vacuum cleaner | |
| HU220974B1 (en) | Capsula opening arrangement for use in a powder inhaler | |
| CN207970055U (en) | Vacuum cleaner | |
| KR20230022476A (en) | Cleaning device having cleaner and docking station | |
| CN110141153A (en) | Electric dust collector | |
| JP2004209224A (en) | Dust cup attaching/detaching device for cyclone vacuum cleaner, and cyclone vacuum cleaner with the same | |
| JP2018175720A (en) | Suction port body of vacuum cleaner | |
| RU2696639C1 (en) | Vacuum cleaner | |
| JP4978039B2 (en) | Vacuum cleaner suction tool and electric vacuum cleaner using the same | |
| JP2020069367A (en) | Cosmetic container | |
| JP4453182B2 (en) | Vacuum cleaner | |
| CN209594760U (en) | Electronic cigarette | |
| CN208421524U (en) | A kind of seal assembly and cartridge for cartridge | |
| CN217565910U (en) | Flip subassembly and cleaning device | |
| KR101356531B1 (en) | Vacuum cleaner with dust visualization device | |
| CN107239124A (en) | A kind of computer motherboard radiator structure | |
| CN212739088U (en) | Rotary connecting structure and box body | |
| CN217118160U (en) | Tea bar machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220607 |