CN210659190U - Regulation formula fitment scaffold frame - Google Patents

Regulation formula fitment scaffold frame Download PDF

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Publication number
CN210659190U
CN210659190U CN201920854862.9U CN201920854862U CN210659190U CN 210659190 U CN210659190 U CN 210659190U CN 201920854862 U CN201920854862 U CN 201920854862U CN 210659190 U CN210659190 U CN 210659190U
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CN
China
Prior art keywords
worm wheel
worm
screw rod
base
screw
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201920854862.9U
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Chinese (zh)
Inventor
刘明超
李恩义
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Individual
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Individual
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Publication date
Application filed by Individual filed Critical Individual
Priority to CN201920854862.9U priority Critical patent/CN210659190U/en
Application granted granted Critical
Publication of CN210659190U publication Critical patent/CN210659190U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a regulation formula fitment scaffold frame, including lower base, first screw rod, first worm wheel and first worm, first screw rod, second screw rod, third screw rod and fourth screw rod are installed respectively to four corners at base top down, the base is installed at the top of first screw rod, second screw rod, third screw rod and fourth screw rod, and is parallel to each other between base and the last base down, go up four corners of base and all install first transmission shell, and the inside of first transmission shell installs first worm wheel, second worm wheel, third worm wheel and fourth worm wheel respectively. The utility model discloses an install guardrail and hinge pivot, the upper and lower both ends of four corners of its guardrail all are equipped with first draw-in groove and fixture block, and the block is installed between fixture block and the first draw-in groove for the guardrail realizes the upset through the hinge pivot, thereby makes the effective work area increase of scaffold frame, conveniently reduces the removal of during operation scaffold frame.

Description

Regulation formula fitment scaffold frame
Technical Field
The utility model relates to a construction equipment technical field specifically is a regulation formula fitment scaffold frame.
Background
Interior decoration includes room design, decoration, furniture arrangement and various small decoration points, is heavier than decoration construction in buildings, not only during decoration design construction, but also includes long-term continuous decoration after entering, and in addition, concepts of light decoration and heavy decoration are gradually established.
In the interior decoration in-process, constructor often can frequently ascend a height the operation, for the operation is convenient, often need with the help of some appurtenances like supplying the operation of ascending a height such as scaffold frame and ladder, current interior decoration scaffold frame is of a great variety, including foldable and portable scaffold frame etc., the operation of ascending a height of staff has been made things convenient for to a certain extent, because the diversified characteristics of interior decoration work category, it frequently climbs down from the scaffold frame to need the staff, not only will pay attention to the safety under the foot constantly at this in-process, and need consume a large amount of physical power, it is very inconvenient.
The existing scaffold is very troublesome to adjust, needs several cooperations, and the common action can be completed, if the support part of the scaffold is easy to block after being adjusted on one side by one person, the scaffold on the other side is adjusted very hard, so that the existing scaffold needs to be improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a regulation formula fitment scaffold to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a regulation formula fitment scaffold, includes base, first screw rod, first worm wheel and first worm down, first screw rod, second screw rod, third screw rod and fourth screw rod are installed respectively to four corners at base top down, the top of first screw rod, second screw rod, third screw rod and fourth screw rod is installed and is gone up the base, and is parallel to each other between base and the last base down, go up four corners of base and all install first worm wheel, second worm wheel, third worm wheel and fourth worm wheel respectively, the top of first screw rod, second screw rod, third screw rod and fourth screw rod is installed and is gone up the base, and is parallel to each other between base and the last base down, go up four corners of base bottom and all install first worm wheel, and the inside of first transmission casing installs first worm wheel respectively, The first worm wheel, the second worm wheel, the third worm wheel and the fourth worm wheel are respectively penetrated through the centers of the first worm wheel, the second worm wheel, the third worm wheel and the fourth worm wheel, a first worm, a second worm, a third worm and a fourth worm are respectively arranged in a first transmission shell on one side of the first worm wheel, the second worm wheel, the third worm wheel and the fourth worm wheel and are respectively in threaded connection with the first worm, the second worm, the third worm and the fourth worm, a second transmission shell is respectively arranged on two sides of the bottom of the upper base and in the center position, fixing holes are respectively arranged in the first transmission shell and the second transmission shell, a hand-operated rod is arranged at the top of the second transmission shell, the bottom of the hand-operated rod is in threaded connection with the fifth worm wheel, a sixth worm wheel and a seventh worm wheel are respectively arranged in the second transmission shell, the central point of fifth worm wheel both sides puts and is fixed with fifth worm and sixth worm respectively, install the sixth worm wheel in the second transmission casing of fifth worm wheel one side and be connected with the fifth worm to the central point of sixth worm wheel puts first worm wheel of connection and third worm wheel, install the seventh worm wheel in the second transmission casing of sixth worm wheel one side and be connected with the sixth worm, and the central point department of putting of seventh worm wheel is fixed with second worm wheel and fourth worm wheel, go up the both sides of base and all install fixed stabilizer blade, go up the top of base and install the guardrail.
Preferably, the first screw, the second screw, the third screw and the fourth screw respectively pass through the centers of the first worm wheel, the second worm wheel, the third worm wheel and the fourth worm wheel and are respectively in threaded connection with the first worm wheel, the second worm wheel, the third worm wheel and the fourth worm wheel.
Preferably, the upper and lower both ends of four corners of guardrail all are equipped with first draw-in groove and fixture block, and the hinge pivot is installed to the bottom of four corners of guardrail, and the block installation between its fixture block and the first draw-in groove, guardrail pass through the hinge pivot and constitute flip structure on last base.
Preferably, the second clamping grooves are installed on two sides of the upper base, the second clamping grooves are formed in the guardrails between the first clamping grooves, and the two ends of the fixed supporting legs are clamped with the second clamping grooves.
Preferably, the bottom of going up the base is installed the strengthening rib, and its strengthening rib cross distribution is in the bottom of last base, and installs fixation nut on the strengthening rib, and its strengthening rib passes through fixation nut to be fixed on last base, and the central point of strengthening rib puts out simultaneously and installs the fixed plate.
Preferably, the middle positions of the first worm wheel, the second worm wheel, the third worm wheel, the fourth worm wheel, the fifth worm wheel, the sixth worm wheel and the seventh worm wheel are all provided with internal threads, the middle positions of the first screw rod, the second screw rod, the third screw rod and the fourth screw rod are all provided with external threads, and the first worm wheel, the second worm wheel, the third worm wheel and the fourth worm wheel are respectively in threaded connection with the first screw rod, the second screw rod, the third screw rod and the fourth screw rod.
Preferably, the two four corners in the bottom of lower base all install and rotate the wheel, are connected with the welded mode between lower base and the rotation wheel, and rotate the top of wheel and install the spring.
Preferably, both sides of the bottom of the upper base are provided with rotating grooves, and one sides of the fifth worm and the sixth worm at the bottom of the upper base are provided with rotating blocks which form a rotating structure in the rotating grooves.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the hand lever and the fifth worm gear thread are arranged, and the hand lever is in threaded connection with the fifth worm gear, so that the hand lever is shaken to drive the fifth worm gear to rotate, manual force is conveniently converted into mechanical force, and the force transmission effect is achieved;
2. by installing the guardrail and the hinge rotating shaft, the upper end and the lower end of each of the four corners of the guardrail are respectively provided with the first clamping groove and the clamping block, and the clamping blocks and the first clamping grooves are clamped and installed, so that the guardrail can be turned over through the hinge rotating shaft, the effective working area of the scaffold is increased, and the scaffold can be conveniently prevented from moving during working;
3. the upper base, the reinforcing ribs, the fixing nuts and the fixing plate are arranged, the reinforcing ribs are arranged at the bottom of the upper base in a crossed mode through the fixing nuts and the fixing plate, and the stability and the safety of the upper base can be improved during working;
4. through installing base, first screw rod, second screw rod, third screw rod, fourth screw rod, first worm wheel, second worm wheel, third worm wheel and fourth worm wheel, utilize the rotation of first worm wheel, second worm wheel, third worm wheel and fourth worm wheel, can make the base reciprocate on first screw rod, second screw rod, third screw rod and fourth screw rod, help adjusting the height of scaffold frame, increase the efficiency of work.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic top sectional view of the upper base of the present invention;
fig. 3 is a schematic bottom view of the upper base of the present invention;
fig. 4 is a schematic view of a partial structure of the present invention.
In the figure: 1. a lower base; 2. a first screw; 3. a first worm gear; 4. a sixth worm gear; 5. a fixed leg; 6. an upper base; 7. a clamping block; 8. a first card slot; 9. a guardrail; 10. a hand lever; 11. a hinge shaft; 12. a second card slot; 13. a second worm gear; 14. a seventh worm gear; 15. a second screw; 16. a spring; 17. a rotating wheel; 18. a third worm; 19. a third worm gear; 20. rotating the block; 21. a rotating groove; 22. a first worm; 23. a fifth worm; 24. a fixing hole; 25. a sixth worm; 26. a second worm; 27. a fifth worm gear; 28. a second transmission housing; 29. a fourth worm gear; 30. a fourth worm; 31. a fourth screw; 32. a first transmission housing; 33. a third screw; 34. reinforcing ribs; 35. fixing a nut; 36. a fixing plate; 37. an external thread; 38. an internal thread.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a regulating type decoration scaffold comprises a lower base 1, a first screw rod 2, a first worm wheel 3 and a first worm 22, wherein a first screw rod 2, a second screw rod 15, a third screw rod 33 and a fourth screw rod 31 are respectively installed at four corners of the top of the lower base 1, an upper base 6 is installed at the tops of the first screw rod 2, the second screw rod 15, the third screw rod 33 and the fourth screw rod 31, the lower base 1 and the upper base 6 are parallel to each other, first transmission casings 32 are installed at four corners of the upper base 6, a first worm wheel 3, a second worm wheel 13, a third worm wheel 19 and a fourth worm wheel 29 are respectively installed inside the first transmission casings 32, the first screw rod 2, the second screw rod 15, the third screw rod 33 and the fourth screw rod 31 respectively penetrate through the centers of the first worm wheel 3, the second worm wheel 13, the third worm wheel 19 and the fourth worm wheel 29, and the first worm wheel 3, the second worm wheel 13, the third worm wheel 19 and the fourth worm wheel 29 are respectively, A first worm 22, a second worm 26, a third worm 18 and a fourth worm 30 are respectively arranged in a first transmission shell 32 at one side of a third worm wheel 19 and a fourth worm wheel 29 and are respectively in threaded connection with the first worm 22, the second worm 26, the third worm 18 and the fourth worm 30, a second transmission shell 28 is respectively arranged at two sides and the central position of the bottom of the upper base 6, fixing holes 24 are respectively arranged in the first transmission shell 32 and the second transmission shell 28, a hand lever 10 is arranged at the top of the second transmission shell 28, the bottom of the hand lever 10 is in threaded connection with a fifth worm wheel 27, a sixth worm wheel 4 and a seventh worm wheel 14 are respectively arranged in the second transmission shell 28 at the other side of the fifth worm wheel 27, a fifth worm 23 and a sixth worm 25 are respectively fixed at the central position of two sides of the fifth worm wheel 27, a sixth worm wheel 4 is arranged in the second transmission shell 28 at one side of the fifth worm wheel 23 and is connected with the fifth worm wheel 23, the center of the sixth worm wheel 4 is connected with the first worm wheel 3 and the third worm wheel 19, the second transmission case 28 on one side of the sixth worm 25 is internally provided with the seventh worm wheel 14 and is connected with the sixth worm 25, the center of the seventh worm wheel 14 is fixed with the second worm wheel 13 and the fourth worm wheel 29, and the two sides of the upper base 6 are both provided with the fixed support legs 5.
In the embodiment, internal threads 38 are respectively arranged at the middle positions of the first worm wheel 3, the second worm wheel 13, the third worm wheel 19, the fourth worm wheel 29, the fifth worm wheel 27, the sixth worm wheel 4 and the seventh worm wheel 14, external threads 37 are respectively arranged at the middle positions of the first screw rod 2, the second screw rod 15, the third screw rod 33 and the fourth screw rod 31, and the first worm wheel 3, the second worm wheel 13, the third worm wheel 19 and the fourth worm wheel 29 are respectively in threaded connection with the first screw rod 2, the second screw rod 15, the third screw rod 33 and the fourth screw rod 31, so that the upper base 6 can move up and down conveniently.
The two sides of the bottom of the upper base 6 are both provided with a rotating groove 21, one side of the fifth worm 23 and one side of the sixth worm 25 at the bottom of the upper base 6 are both provided with a rotating block 20, the rotating blocks 20 rotate on the rotating grooves 21, so that the fifth worm 23 and the sixth worm 25 are fixed on the upper base 6 and have the limiting effect,
go up the top of base 6 and install guardrail 9, the upper and lower both ends of four corners of guardrail 9 all are equipped with first draw-in groove 8 and fixture block 7, and hinge pivot 11 is installed to the bottom of four corners of guardrail 9, and its fixture block 7 is installed with 8 blocks of first draw-in groove, and guardrail 9 realizes the upset through hinge pivot 11, is convenient for realize the effect of scaffold frame effective working area increase.
The rotating wheels 17 are installed at two corners of the bottom of the lower base 1, the lower base 1 is welded with the rotating wheels 17, and the springs 16 are installed at the tops of the rotating wheels 17, so that the lower base 1 is convenient to buffer force applied by a person during working and absorb shock of the device.
Go up the both sides of base 6 and all install second draw-in groove 12, and be equipped with second draw-in groove 12 on 2 guardrails 9 between the first draw-in groove 8, and the both ends of fixed stabilizer blade 5 all with the second draw-in groove between 12 block installation, be convenient for fixed guardrail 9 and fixed stabilizer blade 5 make the people can be steady stand on the guardrail 9 that expandes.
Go up the bottom of base 6 and install strengthening rib 34, its strengthening rib 34 cross distribution is in the bottom of last base 6, and installs fixation nut 35 on the strengthening rib 34, and its strengthening rib 34 passes through fixation nut 35 to be fixed on last base 6, and the central point of strengthening rib 34 puts out simultaneously and installs fixed plate 36, is convenient for can do benefit to the stability of last base 6 and the safety of work at the during operation.
The working principle is as follows: when the device works, as shown in fig. 1-4, firstly, a separating clamping block 7 and a first clamping groove 8 are utilized to open one side of a guardrail 9, the device stands on an upper base 6 from one side of the guardrail 9, a hand rocker 10 is held by two hands and the hand rocker 10 is rotated clockwise, the bottom of the hand rocker 10 is provided with threads and is in threaded connection with a fifth worm wheel 27, the fifth worm wheel 27 is driven to rotate by the rotation of the hand rocker 10, a fifth worm 23 and a sixth worm 25 are respectively fixed on two sides of the middle position of the fifth worm wheel 27, the fifth worm 23 and the sixth worm 25 are driven to simultaneously rotate by the rotation of the fifth worm wheel 27, the fifth worm 23 is in threaded connection with the sixth worm wheel 4, the sixth worm 25 is in threaded connection with the seventh worm wheel 14, the sixth worm wheel 4 and the seventh worm wheel 14 are driven to rotate by the rotation of the fifth worm 23 and the sixth worm 25, a first worm 22 and a third worm 18 are respectively fixed on two sides of the middle position of, a second worm 26 and a fourth worm 30 are respectively fixed on two sides of the middle position of the seventh worm wheel 14, the rotation of the sixth worm wheel 4 is used for driving the first worm 22 and the third worm 18 to rotate, the rotation of the seventh worm wheel 14 is used for driving the second worm 26 and the fourth worm 30 to rotate, the first worm 22 is in threaded connection with the first worm wheel 3, the second worm 26 is in threaded connection with the second worm wheel 13, the third worm 18 is in threaded connection with the third worm wheel 19, the fourth worm 30 is in threaded connection with the fourth worm wheel 29, the rotation of the first worm 22 is used for driving the first worm wheel 3 to rotate, the rotation of the second worm 26 is used for driving the second worm wheel 13 to rotate, the rotation of the third worm 18 is used for driving the third worm wheel 19 to rotate, the rotation of the fourth worm 30 is used for driving the fourth worm wheel 29 to rotate, the first screw 2 passes through the center position of the first worm wheel 3 and is connected with an internal thread 38 and an external thread 37 in the first worm wheel 3, the second screw 15 passes through the center of the second worm wheel 13 and has an internal thread 38 and an external thread 37 with the inside of the second worm wheel 13, the third screw 33 passes through the center of the third worm wheel 19 and has an internal thread 38 and an external thread 37 with the inside of the third worm wheel 19, the fourth screw 31 passes through the center of the fourth worm wheel 29 and has an internal thread 38 and an external thread 37 with the inside of the fourth worm wheel 29, the whole upper base 6 moves upwards on the first screw 2, the second screw 15, the third screw 33 and the fourth screw 31 by the rotation of the first worm wheel 3, the second worm wheel 13, the third worm wheel 19 and the fourth worm wheel 29, by installing the guard bar 9 and the hinge shaft 11, the upper and lower ends of four corners of the guard bar 9 are provided with the first clamping grooves 8 and the clamping blocks 7, the clamping blocks 7 are clamped and installed with the first clamping grooves 8, so that the guard bar 9 can be turned over through the shaft 11, if the width of the bracket is not enough to open both sides of the, the effective working area of the scaffold is increased, the working efficiency is increased, and when the work is finished, the hand rocking rods 10 are held by two hands and the hand rocking rods 10 are rotated to rotate reversely, so that the whole upper base 6 moves downwards.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. The utility model provides a regulation formula fitment scaffold, includes lower base (1), first screw rod (2), first worm wheel (3) and first worm (22), its characterized in that: the four corners of the top of the lower base (1) are respectively provided with a first screw (2), a second screw (15), a third screw (33) and a fourth screw (31), the tops of the first screw (2), the second screw (15), the third screw (33) and the fourth screw (31) are provided with an upper base (6), the lower base (1) and the upper base (6) are parallel to each other, the four corners of the bottom of the upper base (6) are respectively provided with a first transmission casing (32), the first transmission casing (32) is internally provided with a first worm wheel (3), a second worm wheel (13), a third worm wheel (19) and a fourth worm wheel (29), the first screw (2), the second screw (15), the third screw (33) and the fourth screw (31) respectively penetrate through the centers of the first worm wheel (3), the second worm wheel (13), the third worm wheel (19) and the fourth worm wheel (29), and install first worm (22), second worm (26), third worm (18) and fourth worm (30) and respectively with first worm (22), second worm (26), third worm (18) and fourth worm (30) threaded connection in first transmission casing (32) of first worm wheel (3), second worm wheel (13), third worm wheel (19) and fourth worm wheel (29) one side, go up both sides and central point department of base (6) bottom and all install second transmission casing (28), and all install fixed orifices (24) in first transmission casing (32) and second transmission casing (28), hand lever (10) are installed at the top of second transmission casing (28), and the bottom and fifth worm wheel (27) threaded connection of hand lever (10), fifth worm wheel (27) are installed respectively to the inside of second transmission casing (28), Sixth worm wheel (4) and seventh worm wheel (14), the central point of fifth worm wheel (27) both sides puts and is fixed with fifth worm (23) and sixth worm (25) respectively, install sixth worm wheel (4) in second transmission casing (28) of fifth worm (23) one side and be connected with fifth worm (23), and the central point of sixth worm wheel (4) puts and connects first worm wheel (3) and third worm wheel (19), install seventh worm wheel (14) in second transmission casing (28) of sixth worm (25) one side and be connected with sixth worm (25), and the central point department of putting of seventh worm wheel (14) is fixed with second worm wheel (13) and fourth worm wheel (29), fixed leg (5) are all installed to the both sides of going up base (6), guardrail (9) are installed to the top of going up base (6).
2. A adjustable finishing scaffold according to claim 1, wherein: the first screw rod (2), the second screw rod (15), the third screw rod (33) and the fourth screw rod (31) respectively penetrate through the centers of the first worm wheel (3), the second worm wheel (13), the third worm wheel (19) and the fourth worm wheel (29) and are respectively in threaded connection with the first worm wheel (3), the second worm wheel (13), the third worm wheel (19) and the fourth worm wheel (29).
3. A adjustable finishing scaffold according to claim 1, wherein: the upper and lower both ends of four corners of guardrail (9) all are equipped with first draw-in groove (8) and fixture block (7), and hinge pivot (11) are installed to the bottom of four corners of guardrail (9), and the block installation between its fixture block (7) and first draw-in groove (8), and guardrail (9) constitute flip structure on last base (6) through hinge pivot (11).
4. A adjustable finishing scaffold according to claim 1, wherein: go up the both sides of base (6) and all install second draw-in groove (12), and be equipped with second draw-in groove (12) on guardrail (9) between 2 first draw-in grooves (8), and the block installation between the both ends of fixed stabilizer blade (5) all and second draw-in groove (12).
5. A adjustable finishing scaffold according to claim 1, wherein: go up the bottom of base (6) and install strengthening rib (34), its strengthening rib (34) cross distribution is in the bottom of last base (6), and installs fixation nut (35) on strengthening rib (34), and its strengthening rib (34) are fixed on last base (6) through fixation nut (35), and the central point of strengthening rib (34) puts out simultaneously and installs fixed plate (36).
6. A adjustable finishing scaffold according to claim 1, wherein: the middle positions of the first worm wheel (3), the second worm wheel (13), the third worm wheel (19), the fourth worm wheel (29), the fifth worm wheel (27), the sixth worm wheel (4) and the seventh worm wheel (14) are respectively provided with an internal thread (38), the middle positions of the first screw rod (2), the second screw rod (15), the third screw rod (33) and the fourth screw rod (31) are respectively provided with an external thread (37), and the first worm wheel (3), the second worm wheel (13), the third worm wheel (19) and the fourth worm wheel (29) are respectively in threaded connection with the first screw rod (2), the second screw rod (15), the third screw rod (33) and the fourth screw rod (31).
7. A adjustable finishing scaffold according to claim 1, wherein: the two four corners in bottom of lower base (1) all install and rotate wheel (17), are connected with welded mode between lower base (1) and the rotation wheel (17), and rotate the top of wheel (17) and install spring (16).
8. A adjustable finishing scaffold according to claim 1, wherein: the bottom two sides of the upper base (6) are respectively provided with a rotating groove (21), one sides of a fifth worm (23) and a sixth worm (25) at the bottom of the upper base (6) are respectively provided with a rotating block (20), and the rotating blocks (20) form a rotating structure in the rotating grooves (21).
CN201920854862.9U 2019-06-09 2019-06-09 Regulation formula fitment scaffold frame Expired - Fee Related CN210659190U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920854862.9U CN210659190U (en) 2019-06-09 2019-06-09 Regulation formula fitment scaffold frame

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920854862.9U CN210659190U (en) 2019-06-09 2019-06-09 Regulation formula fitment scaffold frame

Publications (1)

Publication Number Publication Date
CN210659190U true CN210659190U (en) 2020-06-02

Family

ID=70839643

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920854862.9U Expired - Fee Related CN210659190U (en) 2019-06-09 2019-06-09 Regulation formula fitment scaffold frame

Country Status (1)

Country Link
CN (1) CN210659190U (en)

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20200602

Termination date: 20210609