CN113146527A - Multi-size telescopic labor-saving screwdriver - Google Patents
Multi-size telescopic labor-saving screwdriver Download PDFInfo
- Publication number
- CN113146527A CN113146527A CN202110388115.2A CN202110388115A CN113146527A CN 113146527 A CN113146527 A CN 113146527A CN 202110388115 A CN202110388115 A CN 202110388115A CN 113146527 A CN113146527 A CN 113146527A
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000000741 silica gel Substances 0.000 claims abstract description 14
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 14
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 230000000670 limiting effect Effects 0.000 claims description 12
- 210000001503 joint Anatomy 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 description 9
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B15/00—Screwdrivers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention relates to a multi-size telescopic labor-saving screwdriver which comprises two screwdriver shells which are vertically or perpendicularly connected together, wherein three surfaces outside the screwdriver shells are provided with anti-skidding silica gel gaskets, the center positions of the anti-skidding silica gel gaskets are provided with positioning grooves penetrating to the insides of the screwdriver shells, and the anti-skidding silica gel gaskets are provided with size adjusting buttons; three groups of cross screwdrivers are sequentially sleeved in one of the two screwdriver shells, and three groups of straight screwdrivers are sequentially sleeved in the other screwdriver shell; the size adjusting button is three in number and is connected with the three groups of screwdrivers through the positioning grooves respectively, and the size adjusting button slides along the positioning grooves to realize the telescopic adjustment of each screwdriver in the screwdriver shell. The screwdriver has the advantages of simple structure, rich functions, labor saving and durability, and can adjust the length and the connection mode of the screwdriver according to actual working requirements to adapt to operating environments with different space sizes, reduce the operating difficulty and improve the working efficiency.
Description
Technical Field
The invention relates to the field of hardware tools, in particular to a multi-size telescopic labor-saving screwdriver.
Background
At present, in the working environment of using a screwdriver in a family, a user is required to store various screwdrivers with different models, the screwdriver is a necessity of a family tool, but the use frequency is low, the screwdriver occupies space, the improvement of the working efficiency is not facilitated, and sometimes, the screwdriver cannot be efficiently unfolded to perform working activities due to the fact that the models of the screwdriver are not matched with screws.
Disclosure of Invention
The invention aims to solve the problems and provide a telescopic screwdriver which is labor-saving and improves the working efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
a multi-size telescopic labor-saving screwdriver comprises two screwdriver shells which are vertically connected or connected together in a right angle mode, wherein anti-skidding silica gel gaskets are arranged on three surfaces of the outer portions of the screwdriver shells, a positioning groove penetrating through the anti-skidding silica gel gaskets to the inner portions of the screwdriver shells is formed in the center of each anti-skidding silica gel gasket, and size adjusting buttons are arranged on the anti-skidding silica gel gaskets;
three groups of cross screwdrivers, namely a large cross screwdriver, a medium cross screwdriver and a small cross screwdriver, are sequentially sleeved in one of the two screwdriver shells, and three groups of straight screwdrivers, namely a large straight screwdriver, a medium straight screwdriver and a small straight screwdriver, are sequentially sleeved in the other screwdriver shell;
the size adjusting button is three in total, is connected with three internal screwdriver groups through the trilateral constant head tank of screwdriver casing respectively, size adjusting button slides along the constant head tank, realizes the flexible regulation of various types of screwdrivers in the screwdriver casing.
The screwdriver further comprises a right-angle double-plug structure for connecting the two screwdriver shells, wherein the right-angle double-plug structure comprises a right-angle sub plug, a right-angle vertical female plug and a right-angle horizontal female plug, the right-angle vertical female plug and the right-angle horizontal female plug are arranged at the connecting end of one of the two screwdriver shells, the right-angle sub plug is correspondingly arranged at the connecting end of the other one of the two screwdriver shells, a pair of ball-bumping pins are arranged on two sides of the right-angle sub plug, and a pair of limiting holes are correspondingly arranged in the right-angle vertical female plug and the right-angle horizontal female plug; the right-angle sub-plug pin is in butt joint with the right-angle vertical female plug pin, the two screwdriver shells are in a vertical connection state, the right-angle sub-plug pin is in butt joint with the right-angle horizontal female plug pin, and the two screwdriver shells are in a right-angle connection state.
The cover is established at the inside three screwdriver of group of screwdriver casing, but each screwdriver surface all is provided with the push type nut, but the push type nut connection passes constant head tank and size adjusting button on the screwdriver casing and is connected, among three screwdriver of group, be equipped with the groove of stepping down on large-size screwdriver and the medium-size screwdriver, but the push type nut slides in the groove of stepping down, realizes the conversion of screwdriver bit size.
The tool bits of the large-size cross screwdriver, the middle-size cross screwdriver and the small-size cross screwdriver are cylinders, the rod bodies are regular hexagonal prisms, the cross sections of the cylinders are internally connected with the cross sections of the regular hexagonal prisms, storage cavities are arranged inside the large-size cross screwdriver and the middle-size cross screwdriver, the storage cavities are the same as the shapes of the rod bodies of the screwdrivers and are slightly larger than the rod bodies of the screwdrivers in size, and the storage cavities and the rod bodies of the screwdrivers form limiting structures to limit the pushing-out lengths of the screwdriver tool bits; the three groups of straight screwdrivers in the screwdriver shell and the three groups of cross screwdrivers in the other screwdriver shell have the same structure except the screwdriver head.
But the push type nut includes spring and push type screw rod, but push type nut top is equipped with fixed screens, but the spring setting is in push type nut bottom, and the spring top is connected with push type screw rod, but the push type screw rod divide into upper segment, middle section and hypomere, and its pole footpath increases from top to bottom in proper order, but push type screw rod upper segment top links to each other with size adjustment button, but the hypomere bottom links to each other with the spring and through the fixed screens card at push type nut top in the push type nut.
Positioning holes are formed in two ends of the positioning groove, the size of each positioning hole is larger than the groove width of the positioning groove, and the diameter of the upper-section rod of the press-type screw is smaller than the groove width of the positioning groove; the rod diameter of the middle section of the push type screw is larger than the width of the positioning groove and smaller than the hole diameters of the positioning holes at two ends of the positioning groove.
The large-size cross screwdriver, the medium-size cross screwdriver, the large-size straight-line screwdriver and the medium-size straight-line screwdriver are of hollow sleeve structures, and the small-size cross screwdriver and the small-size straight-line screwdriver are solid rods.
The invention has the beneficial effects that:
1. the multi-size telescopic labor-saving screwdriver comprises a large screwdriver body, a medium screwdriver body, a small screwdriver body and a screwdriver shell which are nested together, wherein the large screwdriver body, the medium screwdriver body and the small screwdriver body are independently controlled by different buttons and are not interfered with each other, the length of the screwdriver can be adjusted according to actual needs to adapt to operating environments with different space sizes, the operating difficulty is reduced, and the working efficiency is improved;
2. the large-size screwdriver and the medium-size screwdriver which are telescopic in multiple sizes are both hollow structures, and the small-size screwdriver is of a solid structure, so that the screwdriver still has good rigidity under the condition that the size of a screwdriver head is variable;
3. the multi-size telescopic labor-saving screwdriver provided by the invention contains three sizes of two types of common household straight-line and cross screwdrivers, and the screwdriver has two working modes, namely a vertical mode and a right-angle mode, so that the multi-size telescopic labor-saving screwdriver can adapt to labor-saving and efficient operation in different working scenes;
4. the invention has simple structure, rich functions, strong practicability, convenient interactive operation, low manufacturing cost and easy popularization and application, and meets the ergonomic standard.
Drawings
FIG. 1 is a schematic structural view of a multi-sized retractable labor-saving screwdriver of the present invention;
FIG. 2 is a schematic view of a right angle dual latch configuration of the present invention;
FIG. 3 is a schematic view of the internal limiting structure of the screwdriver sleeve according to the present invention;
FIG. 4 is a schematic structural view of three sets of Phillips drivers inside the screwdriver housing according to the present invention;
FIG. 5 is a schematic view of a push-button nut of the present invention
Fig. 6 is a schematic structural view of two connection states of the multi-size telescopic labor-saving screwdriver.
In the figure: 1. a screwdriver housing; 2. a size adjusting button; 3. positioning a groove; 4. an anti-slip silica gel gasket; 5. a right-angle double-pin structure; 6. a large-size cross screwdriver; 7. a middle cross screwdriver; 8. a small-size cross screwdriver; 9. a large-size straight screwdriver; 10. a middle-sized straight screwdriver; 11. a small-size straight screwdriver; 12. a right-angle sub-bolt; 13. a right-angle vertical female bolt; 14. a right-angle horizontal female bolt; 15. a receiving cavity; 16. a yielding groove; 17. a depressible nut; 18. a spring; 19. a press-able screw; 20. a ball-touching pin; 21. a limiting hole; 22. and (5) fixing the clamp position.
Detailed Description
The invention is further illustrated with reference to the following figures and examples:
see fig. 1-6.
The invention discloses a multi-size telescopic labor-saving screwdriver, which comprises two screwdriver shells 1 which are vertically connected or connected together in a right angle mode as shown in figure 1, and is characterized in that anti-skid silica gel gaskets 4 are arranged on three surfaces of the outer portions of the screwdriver shells 1, a positioning groove 3 penetrating into the screwdriver shells 1 is formed in the center of each anti-skid silica gel gasket 4, and a size adjusting button 2 is arranged on each anti-skid silica gel gasket 4;
three groups of cross screwdrivers, namely a large cross screwdriver 6, a medium cross screwdriver 7 and a small cross screwdriver 8, are sequentially sleeved in one screwdriver shell 1 of the two screwdriver shells 1, and three groups of straight screwdrivers, namely a large straight screwdriver 9, a medium straight screwdriver 10 and a small straight screwdriver 11, are sequentially sleeved in the other screwdriver shell 1;
As shown in fig. 2, the multi-size telescopic labor-saving screwdriver further comprises a right-angle double-plug structure 5 for connecting two screwdriver shells 1, wherein the right-angle double-plug structure 5 comprises a right-angle sub plug 12, a right-angle vertical female plug 13 and a right-angle horizontal female plug 14, the right-angle vertical female plug 13 and the right-angle horizontal female plug 14 are arranged at the connecting end of one of the screwdriver shells 1, the right-angle sub plug 12 is correspondingly arranged at the connecting end of the other screwdriver shell 1, a pair of ball-catch pins 20 is arranged at two sides of the right-angle sub plug 12, and a pair of limiting holes 21 are correspondingly arranged in the right-angle vertical female plug 13 and the right-angle horizontal female plug 14; the right-angle sub-bolt 12 is in butt joint with the right-angle vertical female bolt 13, the two screwdriver shells 1 are in a vertical connection state, the right-angle sub-bolt 12 is in butt joint with the right-angle horizontal female bolt 14, and the two screwdriver shells 1 are in a right-angle connection state.
As shown in fig. 3, the large cross screwdriver 6, the medium cross screwdriver 7 and the small cross screwdriver 8 are cylinders, the screwdriver bodies are regular hexagonal prisms, the cross sections of the cylinders are connected with the cross sections of the regular hexagonal prisms, the large cross screwdriver 6 and the medium cross screwdriver 7 are internally provided with accommodating cavities 15, the accommodating cavities 15 are the same as the screwdriver bodies in shape and slightly larger than the screwdriver bodies in size, and the accommodating cavities 15 and the screwdriver bodies form a limiting structure to limit the pushing-out length of the screwdriver bits; the three groups of straight screwdrivers in the screwdriver shell 1 and the three groups of cross screwdrivers in the other screwdriver shell 1 have the same structure except the screwdriver head.
As shown in fig. 4, three sets of screwdrivers inside the screwdriver housing 1 are sleeved with each screwdriver surface, each screwdriver surface is provided with a depressible nut 17, the depressible nut 17 passes through the positioning groove 3 on the screwdriver housing 1 and is connected with the size adjusting button 2, among the three sets of screwdrivers, the abdicating groove 16 is arranged on the large screwdriver and the medium screwdriver, and the depressible nut 17 slides in the abdicating groove 16 to realize the conversion of the size of the screwdriver bit.
The large-size cross screwdriver 6, the medium-size cross screwdriver 7, the large-size straight screwdriver 9 and the medium-size straight screwdriver 10 are of hollow sleeve structures, the small-size cross screwdriver 8 and the small-size straight screwdriver 11 are solid rods, and under the condition that the size of the screwdriver bit is changeable, the rigidity of the screwdriver bit is guaranteed, and the screwdriver bit is firm and durable.
As shown in fig. 5, the press-able nut 17 includes a spring 18 and a press-able screw 19, a fixing clip 22 is disposed at the top of the press-able nut 17, the spring 18 is disposed at the bottom of the press-able nut 17, the press-able screw 19 is connected above the spring 18, the press-able screw 19 is divided into an upper segment, a middle segment and a lower segment, the rod diameter of the press-able screw is sequentially increased from top to bottom, the top of the upper segment of the press-able screw 19 is connected to the size adjusting button 2, and the bottom of the lower segment is connected to the spring 18 and is clipped in the press-able nut 17 through the fixing clip 22 at the top of the press-able nut 17.
Positioning holes are arranged at two ends of the positioning groove 3, the size of each positioning hole is larger than the groove width of the positioning groove 3, and the diameter of the upper-section rod of the pressing type screw rod 19 is smaller than the groove width of the positioning groove 3; the diameter of the middle section of the push type screw rod 19 is larger than the width of the positioning groove 3 and smaller than the diameter of the positioning holes at the two ends of the positioning groove 3.
Referring to fig. 1-6, a multi-size retractable power saving screwdriver of the present invention will be further described.
The tail part of the screwdriver shell 1 is provided with the right-angle double-plug structure 5, and two assembling modes of vertical insertion and horizontal insertion of the two screwdriver shells 1 can be realized through the right-angle double-plug structure 5. The right-angle sub bolt 12 is provided with a pair of bead-touching pins 20 which correspond to the limiting holes 21 in the right-angle female bolt socket, when the sub bolt is inserted into the bottom of the female bolt, the bead-touching pins 20 and the limiting holes 21 are just positioned at the same position, the beads of the bead-touching pins 20 are popped up under the action of the internal spring, the limiting holes 21 are locked, and the fixing and limiting effects are achieved within a certain stress range; when the screwdriver is in a vertical working mode, the screwdriver can be pulled out only by applying certain vertical pulling force, after the screwdriver is pulled out, one screwdriver shell 1 is rotated by 90 degrees, the right-angle sub-bolt 12 is aligned to the right-angle transverse female bolt 14, and certain horizontal pressure is applied to insert the right-angle sub-bolt, so that the switching from the vertical mode of the screwdriver to the right-angle working mode can be realized; when the screwdriver is in the right-angle working mode, the right-angle sub-bolt 12 is aligned with the right-angle vertical female bolt 13 to apply a certain vertical pressure to insert in the same manner, so that the right-angle working mode of the screwdriver can be switched to the vertical working mode.
The size adjusting button 2 of the invention is respectively connected with a large-size cross screwdriver sleeve 6, a medium-size cross screwdriver sleeve 7, a small-size cross screwdriver sleeve 8, a large-size straight screwdriver sleeve 9, a medium-size straight screwdriver sleeve 10 and a small-size straight screwdriver sleeve 11 which correspond to the size adjusting button 2 in the screwdriver shell 1 through a pressing nut 17, a user can press a pressing screw 19 downwards by applying pressure to the size adjusting button 2, the narrower part of the pressing type screw rod 19 slides downwards and is positioned on the same plane with the positioning groove 3 on the screwdriver shell 1, the narrow part of the depressible screw rod 19 is slightly smaller than the narrow part of the positioning groove 3, the corresponding screw drivers can be driven on the positioning groove 3 by pushing the size adjusting button 2 to control the extension and retraction of each screw driver, meanwhile, the receding groove 16 is formed in each screwdriver, so that each sleeve can move independently and cannot be obstructed. When the size adjusting button 2 is pushed to the bottom and reaches a wider position at the other end of the positioning groove 3, the spring 18 in the pressing nut 17 pushes the pressing screw 19 after the hand is released, so that the size adjusting button 2 is reset, and meanwhile, the fixed clamping position 22 can limit the pressing screw 19 not to be completely ejected; the thicker part of the pressing type screw rod 19 and the thicker part of the positioning groove 3 are positioned on the same horizontal plane, and the positioning of the button 2 can not be realized through the narrower part; after the work is finished, pressure is applied to the spring type button 2, and meanwhile, the screwdriver set can be reset by pushing backwards.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent modifications made by the present invention and the contents of the drawings or directly or indirectly applied to the related technical fields are included in the scope of the present invention.
Claims (7)
1. A multi-size telescopic labor-saving screwdriver comprises two screwdriver shells (1) which are vertically connected or connected together in a right angle mode, and is characterized in that anti-skidding silica gel gaskets (4) are arranged on three outer sides of each screwdriver shell (1), a positioning groove (3) penetrating into each screwdriver shell (1) is formed in the center of each anti-skidding silica gel gasket (4), and a size adjusting button (2) is arranged on each anti-skidding silica gel gasket (4);
three groups of cross screwdrivers, namely a large cross screwdriver (6), a medium cross screwdriver (7) and a small cross screwdriver (8), are sequentially sleeved in one screwdriver shell (1) of the two screwdriver shells (1), and three groups of the large straight screwdriver (9), the medium straight screwdriver (10) and the small straight screwdriver (11) are sequentially sleeved in the other screwdriver shell (1);
size adjustment button (2) are total three, are connected rather than three screwdriver of inside three groups through trilateral constant head tank (3) of screwdriver casing (1) respectively, size adjustment button (2) slide along constant head tank (3), realize the flexible regulation of various types screwdriver in screwdriver casing (1).
2. The labor-saving screwdriver with the multiple dimensions capable of being retracted and extended as claimed in claim 1, further comprising a right-angle double-plug structure (5) for connecting the two screwdriver shells (1), wherein the right-angle double-plug structure (5) comprises a right-angle sub plug (12), a right-angle vertical female plug (13) and a right-angle horizontal female plug (14), the right-angle vertical female plug (13) and the right-angle horizontal female plug (14) are arranged at the connecting end of one of the screwdriver shells (1), the right-angle sub plug (12) is correspondingly arranged at the connecting end of the other screwdriver shell (1), a pair of ball-catch pins (20) are arranged at two sides of the right-angle sub plug (12), and a pair of limiting holes (21) are correspondingly arranged inside the right-angle vertical female plug (13) and the right-angle horizontal female plug (14); the novel screwdriver is characterized in that the right-angle sub-bolt (12) is in butt joint with the right-angle vertical female bolt (13), the two screwdriver shells (1) are in a vertical connection state, the right-angle sub-bolt (12) is in butt joint with the right-angle horizontal female bolt (14), and the two screwdriver shells (1) are in a right-angle connection state.
3. The laborsaving screwdriver of many sizes telescopic according to claim 1, characterized in that, the cover is established at the inside three screwdriver of group of screwdriver casing (1), but each screwdriver surface all is provided with push type nut (17), but push type nut (17) pass constant head tank (3) on screwdriver casing (1) and be connected with size control button (2), among three screwdriver of group, be equipped with the groove of stepping down (16) on large-size screwdriver and the screwdriver of chinese size, but push type nut (17) slides in the groove of stepping down (16), realizes the conversion of screwdriver bit size.
4. The multi-size telescopic labor-saving screwdriver according to claim 1, wherein the tool bits of the large cross screwdriver (6), the medium cross screwdriver (7) and the small cross screwdriver (8) are cylinders, the shaft bodies of the large cross screwdriver (6), the medium cross screwdriver (7) and the small cross screwdriver (8) are regular hexagonal prisms, the cross sections of the cylinders are internally connected with the cross sections of the regular hexagonal prisms, the large cross screwdriver (6) and the medium cross screwdriver (7) are internally provided with accommodating cavities (15), the accommodating cavities (15) are the same as the shape of the screwdriver shaft body and are slightly larger than the screwdriver shaft body in size, and the accommodating cavities (15) and the screwdriver shaft body form a limiting structure to limit the pushing length of the screwdriver tool bits; the structure of the screwdriver is the same as that of the three groups of straight screwdrivers in the screwdriver shell (1) and the structure of the three groups of cross screwdrivers in the other screwdriver shell (1) except the screwdriver head.
5. The labor-saving screwdriver with the multiple retractable sizes as claimed in claim 1, wherein the depressible nut (17) comprises a spring (18) and a depressible screw (19), a fixing clamp (22) is arranged at the top of the depressible nut (17), the spring (18) is arranged at the bottom of the depressible nut (17), the depressible screw (19) is connected above the spring (18), the depressible screw (19) is divided into an upper section, a middle section and a lower section, the rod diameter of the depressible screw (17) is sequentially increased from top to bottom, the top of the upper section of the depressible screw (19) is connected with the size adjusting button (2), and the bottom of the lower section is connected with the spring (18) and is clamped in the depressible nut (17) through the fixing clamp (22) at the top of the depressible nut (17).
6. The labor-saving screwdriver with multiple sizes and telescopic capabilities as claimed in claim 1, wherein positioning holes are formed in two ends of the positioning groove (3), the size of each positioning hole is larger than the groove width of the positioning groove (3), and the diameter of the upper-section rod of the press-type screw (19) is smaller than the groove width of the positioning groove (3); the diameter of the middle section of the push type screw rod (19) is larger than the width of the positioning groove (3) and smaller than the diameter of the positioning holes at the two ends of the positioning groove (3).
7. The labor-saving screwdriver with the multiple sizes capable of being retracted as claimed in claim 1, wherein the large cross screwdriver (6), the medium cross screwdriver (7), the large straight screwdriver (9) and the medium straight screwdriver (10) are of hollow sleeve structures, and the small cross screwdriver (8) and the small straight screwdriver (11) are solid rods.
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CN202110388115.2A CN113146527A (en) | 2021-04-12 | 2021-04-12 | Multi-size telescopic labor-saving screwdriver |
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CN202110388115.2A CN113146527A (en) | 2021-04-12 | 2021-04-12 | Multi-size telescopic labor-saving screwdriver |
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Application publication date: 20210723 |