CN220695222U - Roller hair sticking device - Google Patents

Roller hair sticking device Download PDF

Info

Publication number
CN220695222U
CN220695222U CN202322058186.3U CN202322058186U CN220695222U CN 220695222 U CN220695222 U CN 220695222U CN 202322058186 U CN202322058186 U CN 202322058186U CN 220695222 U CN220695222 U CN 220695222U
Authority
CN
China
Prior art keywords
hair
roller
opening
clamping
piece
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.)
Active
Application number
CN202322058186.3U
Other languages
Chinese (zh)
Inventor
王杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Chuangjie Electronic Technology Co ltd
Original Assignee
Dongguan Chuangjie Electronic Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dongguan Chuangjie Electronic Technology Co ltd filed Critical Dongguan Chuangjie Electronic Technology Co ltd
Priority to CN202322058186.3U priority Critical patent/CN220695222U/en
Application granted granted Critical
Publication of CN220695222U publication Critical patent/CN220695222U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Hair Curling (AREA)

Abstract

The utility model belongs to the field of living tools, and particularly relates to a roller hair sticking device which comprises a bracket and a hair sticking roller; the bracket is connected with a handle, two connecting pieces are respectively arranged at the left end and the right end of the top of the bracket, a connecting hole is respectively arranged at the two connecting pieces, a protruding shaft is respectively arranged at the left end and the right end of the hair sticking roller, and the two protruding shafts are respectively and rotatably arranged at the two connecting holes; the connecting piece is provided with an opening which extends to be communicated with the connecting hole, the connecting piece is movably connected with a clamping piece, when force is applied to the clamping piece to enable the clamping piece to be clamped with the connecting piece, the opening is closed, the protruding shaft is limited in the connecting hole, and the hair sticking roller is not easy to fall off from the connecting piece; when the clamping piece and the connecting piece are released from clamping, the opening is opened, so that the protruding shaft can be connected with Kong Songtuo, and the hair sticking roller and the bracket are separated, so that the hair sticking roller can be replaced conveniently, and the process can be completed by one-hand operation and is convenient to use. In addition, when the hair sticking roller is replaced, the connecting part is not required to be broken outwards, and the bracket is not easy to damage, so that the service life of parts is prolonged.

Description

Roller hair sticking device
Technical Field
The utility model belongs to the field of living tools, and particularly relates to a roller hair sticking device.
Background
The surface of the daily clothing of people is easy to adhere to the hair or dust of pets, and the surface of the clothing can be kept clean by adhering the hair adhering device. For the convenience of use, the part of the hair sticking device for sticking the hair Mao Qiyong is usually in a roller-shaped structure, and a handle is arranged in the middle of the roller shape, so that a user can hold the hair sticking device for sticking the hair conveniently.
As disclosed in chinese patent No. CN218943282U, a hair sticking device comprises a handle and a hair sticking roller rotatably disposed at the end of the handle, wherein both ends of the hair sticking roller are provided with a disc, and the disc has a jack; one end of the handle is provided with a bracket for installing the hair sticking roller, both ends of the bracket are provided with installation parts, the inner sides of the two installation parts are provided with rotating shafts, and the rotating shafts are inserted into the jacks of the disc and then are in rotary fit with the disc.
The utility model has the following technical problems: when new sticking roller is replaced, two mounting parts are required to be separated from the jack on the disc by two hands, so that the mounting parts are inconvenient to use and are easy to damage.
Disclosure of Invention
The utility model aims to provide a roller hair sticking device, which aims to solve the technical problems that the hair sticking device in the prior art is inconvenient to operate when a hair sticking roller is replaced, and a bracket is easy to damage in the replacing process.
In order to achieve the above purpose, the embodiment of the utility model provides a roller hair sticking device, which comprises a bracket and a hair sticking roller; the bracket is connected with a handle, two connecting pieces are respectively arranged at the left end and the right end of the top of the bracket, a connecting hole is respectively arranged at the two connecting pieces, a protruding shaft is respectively arranged at the left end and the right end of the hair sticking roller, and the two protruding shafts are respectively and rotatably arranged at the two connecting holes; the connecting piece is provided with an opening which extends to be communicated with the connecting hole, the connecting piece is movably connected with a clamping piece, the clamping piece is used for closing the opening to limit the protruding shaft when being clamped with the connecting piece, and the clamping piece is used for opening the opening to loosen the protruding shaft when being released from the clamping with the connecting piece.
Optionally, the connecting piece is protruding to be equipped with the pivot in open-ended side, and the one end of joint spare is equipped with the perforation, and the perforation rotates to locate the pivot, makes joint spare rotate to connect in the connecting piece.
Optionally, the connecting piece is provided with a clamping piece at the side of the opening, the clamping piece is provided with a clamping groove corresponding to the clamping piece, and the clamping piece is used for being clamped with or released from the clamping groove so that the clamping piece can close or open the opening.
Optionally, the outer side wall of the clamping piece is provided with a protrusion, and when external force acts on the protrusion, the clamping piece can rotate relative to the connecting piece.
Optionally, a placing plate is arranged at the top of the bracket, and the left end and the right end of the placing plate are respectively connected with the edges of the two connecting pieces; the inner side wall of the placing plate, the inner side walls of the two connecting pieces and the top surface of the bracket are jointly enclosed to form a cavity, and the hair sticking roller is arranged in the cavity.
Optionally, the side wall of the placement plate facing away from the cavity is provided with a bristle field.
Optionally, the device also comprises a housing which is matched with the bracket and covered on the bracket; the inner side wall of the housing is provided with a hair removing area which is used for removing the sticky hair on the brush hair area.
Optionally, the outer side wall of the bracket is convexly provided with at least one limiting rib, the inner side wall of the housing is provided with at least one limiting part corresponding to the limiting rib, and the limiting part is used for limiting the position of the bracket in the housing.
Optionally, the left end and the right end of the hair sticking roller are detachably connected with a disc, and the convex shaft is arranged at the center of the disc; the two convex shafts are respectively disassembled and inserted into the two connecting holes.
Optionally, the surface of the bonding roller is provided with a bonding layer.
Compared with the prior art, the one or more technical schemes in the roller hair gluing device provided by the embodiment of the utility model have at least one of the following technical effects:
the left end and the right end of the bracket are respectively provided with two connecting pieces, the connecting pieces are provided with connecting holes, the left end and the right end of the hair sticking roller are respectively provided with a convex shaft, and the two convex shafts are respectively rotationally inserted into the two connecting holes; the connecting piece is also provided with an opening communicated with the connecting hole, and the connecting piece is movably connected with a clamping piece at the opening. When the force is applied to the clamping piece, the clamping piece is clamped with the connecting piece, the opening is closed, the protruding shaft is limited in the connecting hole, and the sticking roller is not easy to fall off from the connecting piece; when the clamping piece and the connecting piece are released from clamping, the opening is opened, so that the protruding shaft can be connected with Kong Songtuo, and the hair sticking roller and the bracket are separated, so that the hair sticking roller can be replaced conveniently, and the process can be completed by one-hand operation and is convenient to use. In addition, when the hair sticking roller is replaced, the connecting part is not required to be broken outwards, and the bracket is not easy to damage, so that the service life of parts is prolonged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is an exploded view of the present utility model.
Fig. 2 is a schematic structural view of the present utility model.
Fig. 3 is a schematic structural view of the clamping member when closing the opening.
Fig. 4 is a schematic structural view of the clamping member when the clamping member opens the opening.
Wherein, each reference sign in the figure:
a bracket 1, a connecting piece 11, a connecting hole 111, an opening 112,
Clamping piece 12, rotating shaft 121a, perforation 121b, clamping groove 122a, clamping piece 122b, bulge 123, placing plate 14, cavity 141, bristle field 142, handle 15,
The housing 2, the dehairing area 21, the limit ribs 22a, the limit parts 22b,
The hair sticking roller 3, the disc 31, the convex shaft 311 and the hair sticking layer 32.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and intended to illustrate embodiments of the utility model and should not be construed as limiting the utility model.
In the description of the embodiments of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.
In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.
In one embodiment of the present utility model, as shown in fig. 1 to 4, a roller hair sticking device for removing sticky hair, dander, etc. from laundry is provided. It includes support 1 and sticking hair roller 3, and sticking hair roller 3 is used for gluing the hair, and support 1 is used for fixing and installing sticking hair roller 3 in order to facilitate the user's use.
Specifically, the holder 1 is connected to a handle 15 that is convenient for the user to hold, and the handle 15 may be provided at a position perpendicular to the longitudinal direction of the holder 1 as shown in fig. 1, or may be provided at another position, which is not limited herein. The left and right ends at the top of the bracket 1 are respectively provided with two connecting pieces 11, one surfaces, close to each other, of the two connecting pieces 11 are respectively provided with a connecting hole 111, the left and right ends of the hair sticking roller 3 are respectively provided with a protruding shaft 311, the two protruding shafts 311 are respectively rotationally arranged at the two connecting holes 111, so that the hair sticking roller 3 can rotate between the two connecting pieces 11, and a user holds the handle 15 when using the hair sticking roller, and rolls the hair sticking roller 3 on the surface of clothes to remove hair on the clothes.
Further, the connection member 11 is provided with an opening 112 extending to communicate with the connection hole 111, and the male shaft 311 can enter or exit the connection hole 111 through the opening 112. The connecting piece 11 is movably connected with a clamping piece 12, and the clamping piece 12 is used for clamping or releasing the clamping with the connecting piece 11; the clamping piece 12 is used for closing the opening 112 to limit the protruding shaft 311 when being clamped with the connecting piece 11, and is used for opening the opening 112 to release the protruding shaft 311 when the clamping piece 12 is unclamped with the connecting piece 11.
Compared with the prior art, the one or more technical schemes in the roller hair gluing device provided by the embodiment of the utility model have at least one of the following technical effects:
when force is applied to the clamping piece 12 to clamp the clamping piece 12 and the connecting piece 11, the opening 112 on the clamping piece 12 is closed, the protruding shaft 311 is limited in the connecting hole 111, and the fur sticking roller 3 is not easy to fall off from the connecting piece 11; when the clamping piece 12 and the connecting piece 11 are released from clamping, the opening 112 on the clamping piece 12 is opened, so that the protruding shaft 311 can be loosened from the connecting hole 111, and the hair sticking roller 3 is separated from the bracket 1, so that the hair sticking roller 3 can be replaced conveniently, and the process can be completed by one-hand operation, and is convenient to use. In addition, when the fur sticking roller 3 is replaced, the connecting part is not required to be broken outwards, and the bracket 1 is not easy to damage, so that the service life of parts is prolonged.
Further, as shown in fig. 4, the connecting piece 11 is provided with a rotating shaft 121a protruding beside the opening 112, the rotating shaft 121a is used for connecting the clamping piece 12, one end of the clamping piece 12 is provided with a through hole 121b, and the through hole 121b is rotatably arranged on the rotating shaft 121a, so that the clamping piece 12 is rotatably connected to the connecting piece 11, and the opening 112 can be closed or opened by the clamping piece 12. Specifically, the side of the opening 112 is defined as the circumferential direction of the opening 112, and in this embodiment, when the position of the handle 15 is defined as the lower position, the rotation shaft 121a is located above the opening 112, so that the locking member 12 is away from the opening 112 when rotated upward, and the locking member 12 is close to the opening 112 when rotated downward.
Further, in another embodiment, when the rotating shaft 121a is disposed below the opening 112, the locking member 12 is close to the opening 112 when rotating upward, and the locking member 12 is far from the opening 112 when rotating downward.
In other embodiments, the locking member 12 can also be located at the same horizontal line with the opening 112, where the locking member 12 is disposed on the outer side wall of the connecting member 11, and the locking member 12 is close to the opening 112 when rotating in a direction approaching the connecting member 11, and is far from the opening 112 when rotating in a direction separating from the connecting member 11.
In another embodiment of the present utility model, as shown in fig. 4, the connecting piece 11 is provided with a clamping piece 122b beside the opening 112, the clamping piece 12 is provided with a clamping groove 122a corresponding to the clamping piece 122b, and the clamping piece 122b is used for clamping or releasing the clamping with the clamping groove 122a, so that the clamping piece 12 closes or opens the opening 112. Preferably, the rotating shaft 121a is disposed at one side of the opening 112, and the clamping member 122b is disposed at the other side of the opening 112, such that the opening 112 is located between the rotating shaft 121a and the clamping member 122b, so as to improve the stability of the clamping member 12 when the opening 112 is closed.
In other embodiments, the clamping member 122b may also be located between the rotating shaft 121a and the opening 112, and the clamping member 12 is rotated at this time to enable the clamping member 122b to be clamped with or released from the clamping groove 122a, and the clamping member 12 can still close or open the opening 112. It should be noted that, as long as the clamping member 12 can be closed or opened to the opening 112, the specific position of the clamping member 122b on the connecting member 11 is considered to be within the scope of the present utility model, and is not limited thereto.
Further, as shown in fig. 3 and 4, the outer side wall of the clamping member 12 is provided with a protrusion 123, and when an external force acts on the protrusion 123, the clamping member 12 can rotate relative to the connecting member 11, so that the operation of a user is convenient, and the structure is simple, and the production and the processing are convenient.
In another embodiment of the present utility model, as shown in fig. 1, a placing plate 14 is disposed on the top of the bracket 1, where the placing plate 14 is used to prevent the hair sticking roller 3 from sticking to the tabletop to reduce the viscosity of the surface of the hair sticking roller 3 when the hair sticking roller 3 is placed on the tabletop.
Specifically, the left and right ends of the placing plate 14 are respectively connected with the edges of the two connecting pieces 11, so that the placing plate 14 can shield one side surface of the fur sticking roller 3; the inner side wall of the placing plate 14, the inner side walls of the two connecting pieces 11 and the top surface of the bracket 1 are jointly enclosed to form a cavity 141, and the hair sticking roller 3 is placed in the cavity 141.
Further, as shown in fig. 3 and 4, the side wall of the placement plate 14 facing away from the cavity 141 is provided with a bristle field 142, the bristle field 142 being used for removing sticky hair or dander from the laundry. The bristle field 142 includes a plurality of bristles (not shown) that form a connection angle alpha with the placement plate 14, 0 deg. < alpha < 90 deg.. In use, the bristles are placed against the garment and the placement plate 14 is pushed in the direction of the opening in which α is located, so that the bristles brush away hair or dander from the garment.
Further, as shown in fig. 1 and fig. 2, the device further comprises a housing 2 which is adaptively covered on the bracket 1, and a user of the housing 2 protects the hair sticking roller 3 to prevent the hair sticking roller 3 from sticking to foreign matters such as dust outside when in idle.
In another embodiment of the utility model, the housing 2 is also used to remove sticky hair from the bristle field 142. Specifically, the inner side wall of the housing 2 is provided with a hair removal area 21; when the holder 1 is placed inside the housing 2, the hair removal area 21 is adjacent to the bristle area 142, and when the holder 1 is removed from the housing 2, the hair removal area 21 scrapes off the sticky hair on the bristles.
Further, one end of the housing 2 is provided with a through opening (not shown in the figure), through which the bracket 1 enters or exits the housing 2; the other end of the housing 2 is detachably connected to a cover (not shown) which is detached from the housing 2 by a user in order to clean the hair from the hair removal area 21 and to keep the housing 2 clean and hygienic.
Further, as shown in fig. 1, 3 and 4, at least one limiting rib 22a is protruding from the outer side wall of the bracket 1, and at least one limiting portion 22b corresponding to the limiting rib 22a is disposed on the inner side wall of the housing 2, and the limiting portion 22b is used for limiting the position of the bracket 1 in the housing 2. In this embodiment, the limiting portion 22b is used to enable the hair removing section 21 to be close to the bristle field 142 when the holder 1 is placed inside the housing 2, so as to remove the sticky hair on the bristle field 142.
In another embodiment of the present utility model, as shown in fig. 1, a disc 31 is detachably connected to both the left and right ends of the hair sticking roller 3, a protruding shaft 311 is disposed at the center of the disc 31, and two protruding shafts 311 are detachably connected to two connecting holes 111 respectively. When the user replaces the fur binding roller 3, the two discs 31 are respectively taken down from both ends of the old fur binding roller 3, and are then mounted on both ends of the new fur binding roller 3.
In another embodiment of the present utility model, the surface of the hair bonding roller 3 is provided with a hair bonding layer 32, and the hair bonding layer 32 is made of a sticky material, so that the hair bonding roller 3 can bond the hair on the clothes.
The rest of the present embodiment is the same as the first embodiment, and the unexplained features in the present embodiment are all explained by the first embodiment, and are not described here again.
The foregoing is a further detailed description of the utility model in connection with the preferred embodiments, and it is not intended that the utility model be limited to the specific embodiments described. For those skilled in the art, the architecture of the utility model can be flexible and changeable without departing from the concept of the utility model, and serial products can be derived. But a few simple derivatives or substitutions should be construed as falling within the scope of the utility model as defined by the appended claims.

Claims (10)

1. A roller hair sticking device comprises a bracket (1) and a hair sticking roller (3); the hair sticking machine is characterized in that a handle (15) is connected to the support (1), two connecting pieces (11) are respectively arranged at the left end and the right end of the top of the support (1), a connecting hole (111) is formed in each connecting piece (11), a protruding shaft (311) is respectively arranged at the left end and the right end of the hair sticking roller (3), and the protruding shafts (311) are respectively and rotatably arranged at the two connecting holes (111); the connecting piece (11) is provided with an opening (112) which extends to be communicated with the connecting hole (111), the connecting piece (11) is movably connected with a clamping piece (12), the clamping piece (12) is used for closing the opening (112) to limit the protruding shaft (311) when being clamped with the connecting piece (11), and the clamping piece (12) is used for opening the opening (112) to release the protruding shaft (311) when the clamping piece (12) and the connecting piece (11) are released from the clamping.
2. The roller hair sticking device according to claim 1, wherein the connecting piece (11) is provided with a rotating shaft (121 a) protruding beside the opening (112), one end of the clamping piece (12) is provided with a perforation (121 b), and the perforation (121 b) is rotatably arranged on the rotating shaft (121 a), so that the clamping piece (12) is rotatably connected to the connecting piece (11).
3. The roller hair sticking device according to claim 1 or 2, wherein the connecting piece (11) is provided with a clamping piece (122 b) beside the opening (112), the clamping piece (12) is provided with a clamping groove (122 a) corresponding to the clamping piece (122 b), and the clamping piece (122 b) is used for clamping or releasing clamping with the clamping groove (122 a) so that the clamping piece (12) closes or opens the opening (112).
4. The roller hair sticking apparatus as claimed in claim 2, wherein the outer side wall of the engaging member (12) is provided with a protrusion (123), and the engaging member (12) is rotatable relative to the connecting member (11) when an external force acts on the protrusion (123).
5. The roller hair sticking device according to claim 1 or 2, wherein a placement plate (14) is arranged at the top of the bracket (1), and the left end and the right end of the placement plate (14) are respectively connected with the edges of the two connecting pieces (11); the inner side walls of the placing plate (14), the inner side walls of the two connecting pieces (11) and the top surface of the bracket (1) are jointly enclosed to form a cavity (141), and the hair sticking roller (3) is arranged in the cavity (141).
6. Roller bristle sticking machine according to claim 5, characterized in that the side wall of the placement plate (14) facing away from the cavity (141) is provided with bristle areas (142).
7. The roller hair gluing device according to claim 6, further comprising a casing (2) adapted to be housed in the bracket (1); the inner side wall of the housing (2) is provided with a hair removing area (21), and the hair removing area (21) is used for removing the sticky hair on the bristle area (142).
8. The roller hair gluing device according to claim 7, wherein at least one limiting rib (22 a) is convexly arranged on the outer side wall of the bracket (1), at least one limiting portion (22 b) corresponding to the limiting rib (22 a) is arranged on the inner side wall of the housing (2), and the limiting portion (22 b) is used for limiting the position of the bracket (1) in the housing (2).
9. The roller hair sticking device according to claim 1 or 2, wherein a disc (31) is detachably connected to the left and right ends of the hair sticking roller (3), and the protruding shaft (311) is arranged at the center of the disc (31); the two convex shafts (311) are respectively detached and inserted into the two connecting holes (111).
10. Roller hair gluing device according to claim 1 or 2, characterized in that the surface of the hair gluing roller (3) is provided with a hair gluing layer (32).
CN202322058186.3U 2023-08-01 2023-08-01 Roller hair sticking device Active CN220695222U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322058186.3U CN220695222U (en) 2023-08-01 2023-08-01 Roller hair sticking device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322058186.3U CN220695222U (en) 2023-08-01 2023-08-01 Roller hair sticking device

Publications (1)

Publication Number Publication Date
CN220695222U true CN220695222U (en) 2024-04-02

Family

ID=90447175

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322058186.3U Active CN220695222U (en) 2023-08-01 2023-08-01 Roller hair sticking device

Country Status (1)

Country Link
CN (1) CN220695222U (en)

Similar Documents

Publication Publication Date Title
CN107928544B (en) Handheld dust collector and assembly method
US11272781B2 (en) Hair collector apparatus and related methods
CN220695222U (en) Roller hair sticking device
CN209091195U (en) Sweeping robot
CN214207527U (en) Brush body for cleaning and cleaning equipment
CN214631944U (en) Brush body for cleaning and cleaning equipment
CN214348130U (en) Brush body for cleaning and cleaning equipment
CN217218928U (en) Dust collecting box
KR20090011700U (en) Comb easy to wash
CN210383799U (en) Mop
WO2010150418A1 (en) Hair dye brush and brush cartridge
CN213596669U (en) Brushing device for leather base cloth production
CN217090546U (en) Suction head assembly for wireless dust collector
CN215429837U (en) Universal shower head rack
CN220813089U (en) Dehairing device and clothes drying equipment
CN220777690U (en) Electric cosmetic brush capable of positioning brush head
CN215795312U (en) Electronic commerce storage device
CN210757647U (en) Place portable tool holder of criticizing head
CN209826553U (en) Dust collection head with hidden bristles
CN218474990U (en) Cleaning cover with high adaptability
KR20010070470A (en) Electric grinder
CN214804392U (en) Closestool burnisher
CN211243209U (en) Cleaning tool for kitchen
CN212630210U (en) Water cup inner wall cleaning device
KR0176047B1 (en) Holder for filter bag of a vacuum cleaner

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant