CN220587170U - Automatic cat litter basin - Google Patents

Abstract

The utility model provides an automatic cat litter basin, which comprises a basin body, wherein a power assembly is arranged in the center of the basin body, a controller is arranged in the power assembly, a transmission assembly is arranged on the power assembly, a collecting assembly is sleeved on the transmission assembly, a collecting frame is arranged on the collecting assembly, and an opening is formed in one side of the collecting frame; according to the automatic cat litter box, on one hand, the inclined collecting plate which is fixedly connected is arranged at the bottom of the collecting frame close to the opening end, so that when cat feces in the collecting frame need to be dumped, cat feces in the collecting frame cannot fall into the cat litter box from the collecting frame in the process of lifting the collecting frame, and the cat feces are collected thoroughly; the other side is provided with the inclined collecting plate which is fixedly connected with the bottom of the collecting frame close to the opening end, so that lighter cats can be easily shoveled into the collecting frame through the inclined collecting plate under the rotation of the collecting frame, and the collecting efficiency of the cat excrement collecting device is more efficient.

Description

Automatic cat litter basin

Technical Field

The utility model relates to a cat litter box, in particular to an automatic cat litter box, and belongs to the technical field of cat litter boxes.

Background

Because of various restrictions on urban population, large animals cannot be raised, so that a large number of people select the pet cat as a human mental partner, however, the problem of treatment of cat urine and cat urine is caused in the cat raising process, and therefore, the clean and sanitary cat litter box becomes an indispensable cat raising tool for cat raising people.

The utility model patent with a patent number of CN214758484U in the prior art provides an electric cat litter basin capable of automatically separating cat litter and cat stool, and the electric cat litter basin capable of automatically separating cat litter and cat stool comprises a separation filter device and is characterized in that: the top fixed mounting of separation filter equipment has the handle, separation filter equipment's outer wall swing joint has the bridge that bears, the bottom fixed mounting who bears the bridge blocks the strip that pushes away, the bottom fixed mounting who bears the bridge has circular cat litter basin, the bottom swing joint of circular cat litter basin has circular base.

In the above patent, the blocking push bar is arranged on the bearing bridge and the inclination of the blocking push bar is insufficient, so that when the cat in the separation filter device needs to be toppled over, the cat in the separation filter device in-process, which is close to the push bar, can fall into the cat litter basin from the separation filter device, and the problem of incomplete collection can be generated.

Disclosure of Invention

Based on the background, the utility model aims to provide the automatic cat litter box, and the inclined collecting plate which is fixedly connected is arranged at the bottom of the collecting frame close to the opening end, so that cat litter can be collected more thoroughly and efficiently; the first inclined column and the second inclined column are in clamping fit, so that the collection assembly is placed more conveniently, time-saving and labor-saving, and manual alignment is not needed; the problems mentioned in the background art are solved.

In order to achieve the above object, the present utility model provides the following technical solutions:

this cat litter basin includes the basin body, basin body central authorities are provided with power component, be provided with the controller in the power component, be equipped with drive assembly on the power component, drive assembly is last to have cup jointed and to have been collected the subassembly, it is provided with and collects the frame to collect the subassembly, it is equipped with the opening to collect frame one side, it is provided with fixed connection's slope collecting plate to collect the frame near open end bottom, collect the frame bottom and afterbody and set up to be used for filtering the latticed of cat litter, collect the subassembly through fast-assembling locating component with drive assembly detachable connection, power component drives through drive assembly and collects the subassembly and just collect the cat in the basin body circular motion, basin body bottom is provided with response subassembly, response subassembly can respond to the business turn over of cat, response subassembly with signal transmission can carry out between the controller.

Preferably, the power assembly comprises a mounting part, the mounting part and the basin body are integrally formed, a motor is arranged in the mounting part and is electrically connected with the controller, the motor is provided with an output shaft, the output shaft extends out of the top of the mounting part, and the part of the output shaft extending out of the mounting part is sleeved with the transmission assembly.

Preferably, the transmission assembly comprises a gear, the gear is sleeved on the output shaft, the gear meshing teeth are matched with an annular gear, the center of the top of the installation part is sleeved with a bearing through a fixing column, the annular gear is clamped on the outer ring of the bearing, and the gear rotates to drive the annular gear to rotate at the top of the installation part through the bearing so as to drive the collection assembly to rotate in the basin body, so that the collection assembly does circular motion around the installation part.

Preferably, the collection subassembly includes the roof, roof fixed connection is at collecting the frame top, be provided with a plurality of openings on the collecting the frame inside wall, be equipped with a plurality of filter tanks that the cat litter of being convenient for passed through on the roof, roof bottom corresponds the ring gear position and is provided with the butt joint portion, the butt joint portion bottom is the circumference form and is provided with a plurality of first inclined posts, be provided with a plurality of second inclined posts that carry out the screens with first inclined post on the outer cylinder of ring gear, thereby the roof is through the screens cooperation of first inclined post and second inclined post so that the ring gear rotates and can drive the roof and rotate, further drive the collection subassembly and rotate.

Preferably, the sensing assembly comprises a plurality of gravity sensors, wherein the gravity sensors are fixedly connected to the bottom of the basin body in a circumferential shape, a supporting ring is integrally formed on the outer ring of the top of the basin body, a fixing hole is formed in the supporting ring, an indicator lamp is fixedly connected in the fixing hole, signal transmission can be carried out between the gravity sensors and the controller, and the indicator lamp is electrically connected with the controller.

Preferably, the cat litter basin is further provided with an ozone device, the ozone device is fixedly connected between the support ring and the basin body and located at the top of the indicator lamp, the ozone device is electrically connected with the controller, the top end of the mounting portion is provided with a tact switch, and the tact switch is electrically connected with the controller.

Preferably, the bottom of the basin body is provided with a wire slot, the wire slot is provided with a slot plate for covering the wire slot, the inner side wall of the basin body is provided with a passage opening, and the passage opening is correspondingly provided with an ozone device.

Preferably, the fast-assembling location subassembly includes fixed connection at the first sloping post of butt joint portion bottom and fixed connection at the second sloping post on the internal tooth ring, thereby collect the subassembly through the screens cooperation of first sloping post and second sloping post with drive assembly dismouting location.

Compared with the prior art, the utility model has the following advantages:

according to the automatic cat litter box, on one hand, the inclined collecting plate which is fixedly connected is arranged at the bottom of the collecting frame close to the opening end, so that when cat feces in the collecting frame need to be dumped, cat feces in the collecting frame cannot fall into the cat litter box from the collecting frame in the process of lifting the collecting frame, and the cat feces are collected thoroughly; the other side is provided with the inclined collecting plate which is fixedly connected with the bottom of the collecting frame close to the opening end, so that lighter cats can be easily shoveled into the collecting frame through the inclined collecting plate under the rotation of the collecting frame, and the collecting efficiency of the cat excrement collecting device is more efficient.

According to the automatic cat litter basin, the first inclined column and the second inclined column are designed in an inclined mode, so that when the collecting assembly is placed, the collecting assembly is only required to be placed in the basin body, the motor rotates to directly drive the collecting assembly to rotate downwards, when the collecting assembly rotates downwards, the abutting part abuts against the lowest side of the collecting plate when the top of the second inclined column, and meanwhile, the lowest side of the collecting plate abuts against the bottom of the basin body, and therefore the collecting assembly does not need to be aligned with the positions of the first inclined column and the second inclined column when placed, and the collecting assembly is placed more conveniently, time and labor are saved.

According to the automatic cat litter box, the motor is arranged in the mounting part integrally formed in the center of the box body, and the motor rotates to drive the collecting assembly to do circular motion around the mounting part in the box body so as to collect cat litter; the motor is enabled to rotate integrally without driving the basin body and the cat litter contained in the basin body in the running process of the motor, so that the load weight required to be borne in the running process of the motor is effectively reduced, and the effect of slowing down the service life of the motor is achieved; by arranging the gravity sensor at the bottom of the basin body, signals can be fed back to the controller when a cat enters the basin body, and the controller can control the motor to stop running so as to avoid damaging the cat, thereby being beneficial to the use of the cat litter basin.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a schematic perspective view of a collection assembly of the present utility model;

FIG. 3 is a schematic view of the structural position of the transmission assembly of the present utility model;

fig. 4 is a schematic view of the structure of the ring gear of the present utility model;

FIG. 5 is a schematic view of the bottom structure of the present utility model;

fig. 6 is a schematic diagram of the channel plate structure of the present utility model.

In the figure: 1. a basin body; 2. a power assembly; 201. a mounting part; 202. a motor; 203. an output shaft; 3. a controller; 4. a transmission assembly; 401. a gear; 402. an inner gear ring; 403. a bearing; 5. a collection assembly; 501. a collection frame; 502. an opening; 503. a collection plate; 504. a top plate; 505. a through port; 506. a filter tank; 507. a butt joint part; 6. an induction assembly; 601. a gravity sensor; 602. a support ring; 603. a fixing hole; 604. an indicator light; 7. an ozone device; 8. touching the switch; 9. a wire slot; 10. a trough plate; 11. a passage opening; 12. abutting the column; 13. a sleeve column; 14. a quick-mounting positioning assembly; 1401. a first diagonal column; 1402. and a second diagonal column.

Detailed Description

The technical scheme of the utility model is further specifically described below through specific embodiments and with reference to the accompanying drawings. It should be understood that the practice of the utility model is not limited to the following examples, but is intended to be within the scope of the utility model in any form and/or modification thereof.

In the present utility model, unless otherwise specified, all parts and percentages are by weight, and the equipment, materials, etc. used are commercially available or are conventional in the art. The methods in the following examples are conventional in the art unless otherwise specified. The components and devices in the following examples are, unless otherwise indicated, all those components and devices known to those skilled in the art, and their structures and principles are known to those skilled in the art from technical manuals or by routine experimentation.

In the following detailed description of embodiments of the utility model, reference is made to the accompanying drawings, in which, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the utility model. However, one or more embodiments may be practiced by one of ordinary skill in the art without these specific details.

As shown in fig. 1-6, an automatic cat litter basin comprises a basin body 1, wherein the basin body 1 is provided for bearing cat litter and installing other components of the utility model, a power component 2 is arranged in the center of the basin body 1, the power component 2 provides power for the rotation of a collecting component 5, a controller 3 is arranged in the power component 2, the controller 3 can control all electric elements through an integrated circuit arranged on a circuit board thereof, a transmission component 4 is arranged on the power component 2, the transmission component 4 plays a role in transmitting the rotation force of a motor 202 of the power component 2, the collecting component 5 is sheathed on the transmission component 4, the collecting component 5 can collect cat feces, the collecting component 5 is provided with a collecting frame 501, the collecting frame 501 provides a place for temporary storage of the cat feces, one side of the collecting frame 501 is provided with an opening 502, the opening 502 provides a channel for the cat litter and the cat feces to enter the collecting frame 501 together, the bottom of the collecting frame 501 near the opening 502 is provided with an inclined collecting plate 503 which is fixedly connected, the bottommost part of the inclined collecting plate 503 is attached to the inner bottom of the basin body 1, cat litter and cat feces can be scooped up in the collecting frame 501 in the rotating process of the collecting assembly 5, the cat litter and cat feces enter the collecting frame 501, the inner bottom and the tail of the collecting frame 501 are arranged into a grid shape for filtering the cat litter, the bottom and the tail of the collecting frame 501 are arranged into a grid shape, the cat litter can fall into the basin body 1 from the collecting frame 501, meanwhile, the cat feces can be blocked and can not fall into the basin body 1, the collecting assembly 5 is detachably connected with the transmission assembly 4 through the quick assembly positioning assembly 14, the power assembly 2 drives the collecting assembly 5 to collect cat feces in the basin body 1 in a circular motion through the transmission assembly 4, the bottom of the basin body 1 is provided with the induction assembly 6, the induction assembly 6 can induce the cat litter to enter and exit in the rotating process of the collecting assembly 5, so that the cat litter box can be separated from the cat litter box or the cat can be injured, and signal transmission can be carried out between the sensing component 6 and the controller 3.

Further, the power component 2 comprises a mounting portion 201, the mounting portion 201 is used for providing a mounting environment for mounting the power component 2, the mounting portion 201 and the basin body 1 are integrally formed, the basin body 1 is convenient to manufacture, the production cost is saved, a motor 202 is arranged in the mounting portion 201, the motor 202 is electrically connected with the controller 3, the controller 3 can control the start and stop of the motor 202, the motor 202 is provided with an output shaft 203, the output shaft 203 extends out of the top of the mounting portion 201, the motor 202 rotates to drive the output shaft 203 to rotate to provide power for the rotation of the gear 401, and the part of the output shaft 203 extending out of the mounting portion 201 is sleeved with the transmission component 4.

Further, the transmission assembly 4 comprises a gear 401, the gear 401 is driven by the output shaft 203 to rotate so that an annular gear 402 meshed with the gear 401 rotates at the top end of the mounting portion 201, the gear 401 is sleeved on the output shaft 203, the meshing teeth of the gear 401 are matched with the annular gear 402, the annular gear 402 rotates so as to drive the top plate 504 to rotate in the basin body 1, the center of the top of the mounting portion 201 is sleeved with a bearing 403 through a fixed column, the bearing 403 plays a limiting role on one hand, on the other hand, the annular gear 402 is rotationally connected with the mounting portion 201, the annular gear 402 is clamped on the outer ring of the bearing 403, a clamping sleeve is arranged in the further annular gear 402, the annular gear 402 is sleeved on the bearing 403 through the clamping sleeve, and the rotation of the gear 401 drives the annular gear 402 to rotate at the top of the mounting portion 201 through the bearing 403 so as to drive the collecting assembly 5 to rotate in the basin body 1, so that the collecting assembly 5 performs circular motion around the mounting portion 201.

Further, collection subassembly 5 includes roof 504, roof 504 fixed connection is at collection frame 501 top, be provided with a plurality of through-openings 505 on the collection frame 501 inside wall, thereby through-openings 505 can be in collection subassembly 5 pivoted open stop position and the corresponding with access port 11, thereby make things convenient for ozone to circulate from both just playing the deodorizing bactericidal effect to the cat, be equipped with a plurality of filter grooves 506 that the cat litter passed through on the roof 504, set up filter grooves 506 on the roof 504 and make cat litter that glues on cat claw can drop in collection frame 501 from filter grooves 506 when the cat steps on roof 504, fall in basin 1 from collection frame 501, the roof 504 bottom corresponds the ring gear 402 position and is provided with docking portion 507, docking portion 507 can be with the second sloping post 1402 top butt joint that sets up on the ring gear 402, make roof 504 be the horizontality in basin 1, further make collection subassembly 5 wholly be the horizontality in basin 1 on the one hand, can reduce wearing and tearing between gear 401 and the ring gear 402 on the other hand can make collection plate 503 bottom always be in laminating level with basin 1 bottom, the wear between the collection plate 503 and the bottom of basin 1 and the utility model has avoided the life of the utility model to increase in the life of the utility model.

Further, the sensing component 6 comprises a plurality of gravity sensors 601, the gravity sensors 601 can feed back signals to the controller 3 when a cat enters the basin body 1, so that the controller 3 can control the start and stop of the motor 202 to avoid damaging the cat, the gravity sensors 601 are fixedly connected to the bottom of the basin body 1 in a circumferential shape, the outer ring at the top of the basin body 1 is integrally formed with a supporting ring 602, the supporting ring 602 is provided with fixing holes 603, the fixing holes 603 are fixedly connected with indicator lamps 604, the indicator lamps 604 can play a role in schematic mode when the motor 202 runs, signal transmission can be carried out between the gravity sensors 601 and the controller 3, and the indicator lamps 604 are electrically connected with the controller 3.

Further, the cat litter basin is also provided with an ozone device 7, the ozone device 7 can play a role in sterilization and deodorization of the cat litter basin, the ozone device 7 is fixedly connected between a support ring 602 and a basin body 1 and is positioned at the top of an indicator lamp 604, the ozone device 7 is electrically connected with a controller 3, the top end of a mounting part 201 is provided with a tact switch 8, the tact switch 8 is electrically connected with the controller 3, an abutting post 12 fixedly connected with the inner gear ring 402 is arranged beside a sleeve post 13 in the inner gear ring 402, and the abutting post 12 can be in sliding abutting connection with the tact switch 8 under the rotation of the inner gear ring 402 so as to calculate the number of turns of the rotation of the inner gear ring 402.

Further, the wire slot 9 is arranged at the bottom of the basin body 1, wires can be penetrated in the wire slot 9, a slot plate 10 for covering the wire slot 9 is arranged on the wire slot 9, the slot plate 10 can cover the wire slot 9 so as to prevent the wires from being exposed, a passage opening 11 is arranged on the inner side wall of the basin body 1, the passage opening 11 is correspondingly arranged on the ozone device 7, and ozone can pass through the passage opening 11.

Further, the quick assembly positioning assembly 14 comprises a first inclined column 1401 fixedly connected to the bottom of the abutting portion 507 and a second inclined column 1402 fixedly connected to the ring gear 402, and the collecting assembly 5 is assembled and disassembled with the transmission assembly 4 through the clamping fit between the first inclined column 1401 and the second inclined column 1402; the first inclined column 1401 that the butt joint portion 507 bottom becomes circumference form setting, and the second inclined column 1402 that sets up on the outer cylinder of ring gear 402 and carry out the screens with first inclined column 1401, both are the slope form, when placing collection subassembly 5, because thereby first inclined column 1401 and the screens cooperation of second inclined column 1402 make ring gear 402 rotate and can drive roof 504 and rotate, further drive collection subassembly 5 rotation, so only need place collection subassembly 5 in basin 1, motor 202 rotates and can directly drive collection subassembly 5 and rotate downwards, when collection subassembly 5 rotates downwards, butt joint portion 507 butt joint is to the bottom in basin 1 simultaneously to the collecting plate 503 board when the top of second inclined column 1402, make and need not to aim at the position of first inclined column 1401 and second inclined column 1402 when placing collection subassembly 5, it is more convenient to place collection subassembly 5, labour saving and time saving.

Notably, are: handle slots (not labeled in this utility model) are provided on both the bottom of the support ring 602 and the top plate 504 for convenient operation by the cat owner.

The working principle of the automatic cat litter basin provided by the utility model is as follows:

when the cat litter is in a to-be-started state and leaves after the cat litter is pulled in the basin body 1, the gravity sensor 601 stops sensing due to the loss of gravity, the controller 3 controls the motor 202 to rotate, the motor 202 rotates to drive the top plate 504 to rotate in the basin body 1 through the gear 401, the inner gear ring 402 and other transmission components 4, and further drives the collecting frame 501 to do circular motion around the mounting part 201 in the basin body 1, so that the cat litter and the cat litter enter the collecting frame 501 under the driving of the shoveling of the collecting plate 503 and the rotation of the collecting frame 501, and further the cat litter falls into the basin body 1 from the grid-shaped position in the collecting frame 501, so that the cat litter is still in the collecting frame 501, and automatic collection of the cat litter is realized. In this process, the abutment post 12 in the ring gear 402 is slidably abutted against the tact switch 8 to calculate the number of rotations of the ring gear 402, so as to transmit a signal to the controller 3, and further enable the controller 3 to control the stop of the motor 202 according to the number of rotations of the ring gear 402.

When the number of cats collected in the collecting frame 501 is excessive, a cat owner can rotate the collecting assembly 5 clockwise through a handle groove arranged on the top plate 504, and the collecting assembly 5 is lifted out of the basin body 1 to topple the cats in the collecting frame 501; when needing to place collection subassembly 5 again in basin body 1, only need place collection subassembly 5 in basin body 1, motor 202 rotates and can directly drive and collect the downhill rotation in the subassembly 5, when collection subassembly 5 downhill rotation, collection board 503 minimum side laminating simultaneously in basin body 1 bottom when butt joint portion 507 supports to the second inclined strut 1402 top for need not to aim at the position of first inclined strut 1401 and second inclined strut 1402 when placing collection subassembly 5, it is more convenient to place collection subassembly 5, labour saving and time saving.

The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims (8)

1. An automatic cat litter basin which is characterized in that: this cat litter basin includes basin body (1), basin body (1) central authorities are provided with power component (2), be provided with controller (3) in power component (2), be equipped with drive assembly (4) on power component (2), drive assembly (4) are gone up and are cup jointed collection subassembly (5), collection subassembly (5) are provided with and collect frame (501), it is equipped with opening (502) to collect frame (501) one side, it is provided with inclined collection board (503) of fixed connection to collect frame (501) near opening (502) end bottom, collection frame (501) inner bottom and afterbody set up to be used for filtering the net form of cat litter, collection subassembly (5) through fast-assembling locating component (14) with drive assembly (4) can dismantle the connection, power component (2) drive collection subassembly (5) through drive assembly (4) and collect the circumference motion just to the cat in basin body (1), basin body (1) bottom is provided with response subassembly (6), response subassembly (6) can respond to cat (6) can respond to the net form with the signal transmission subassembly (3) can carry out business turn over between.

2. An automatic litter box as set forth in claim 1, wherein: the power assembly (2) comprises a mounting portion (201), the mounting portion (201) and the basin body (1) are integrally formed, a motor (202) is arranged in the mounting portion (201), the motor (202) is electrically connected with the controller (3), the motor (202) is provided with an output shaft (203), the output shaft (203) extends out of the top of the mounting portion (201), and the output shaft (203) extends out of the mounting portion (201) to be partially sleeved with the transmission assembly (4).

3. An automatic litter box as set forth in claim 2, wherein: the transmission assembly (4) comprises a gear (401), the gear (401) is sleeved on the output shaft (203), the gear (401) is meshed with an inner gear ring (402), a bearing (403) is sleeved at the center of the top of the installation part (201) through a fixing column, the inner gear ring (402) is clamped on the outer ring of the bearing (403), the gear (401) rotates to drive the inner gear ring (402) to rotate at the top of the installation part (201) through the bearing (403), and then the collection assembly (5) is driven to rotate inside the basin body (1), so that the collection assembly (5) does circular motion around the installation part (201).

4. An automatic litter box as set forth in claim 1, wherein: the collecting assembly (5) comprises a top plate (504), the top plate (504) is fixedly connected to the top of the collecting frame (501), a plurality of through holes (505) are formed in the inner side wall of the collecting frame (501), a plurality of filter grooves (506) which are convenient for cat litter to pass through are formed in the top plate (504), and a butt joint portion (507) is arranged at the bottom of the top plate (504) corresponding to the position of the inner gear ring (402).

5. An automatic litter box as set forth in claim 1, wherein: the induction component (6) comprises a plurality of gravity sensors (601), wherein the gravity sensors (601) are fixedly connected to the bottom of the basin body (1) in a circumferential shape, a supporting ring (602) is integrally formed on the outer ring of the top of the basin body (1), fixing holes (603) are formed in the supporting ring (602), indicator lamps (604) are fixedly connected in the fixing holes (603), signal transmission can be conducted between the gravity sensors (601) and the controller (3), and the indicator lamps (604) are electrically connected with the controller (3).

6. An automated litter box according to claim 3, wherein: the cat litter basin is further provided with an ozone device (7), the ozone device (7) is fixedly connected between the supporting ring (602) and the basin body (1) and located at the top of the indicator lamp (604), the ozone device (7) is electrically connected with the controller (3), the top end of the mounting portion (201) is provided with a tact switch (8), and the tact switch (8) is electrically connected with the controller (3).

7. An automatic litter box as set forth in claim 1, wherein: the novel basin is characterized in that a wire slot (9) is formed in the bottom of the basin body (1), a slot plate (10) used for covering the wire slot (9) is arranged on the wire slot (9), a passage opening (11) is formed in the inner side wall of the basin body (1), and the passage opening (11) is formed corresponding to the ozone device (7).

8. An automatic litter box as set forth in claim 1, wherein: the quick assembly positioning assembly (14) comprises a first inclined column (1401) fixedly connected to the bottom of the butt joint part (507) and a second inclined column (1402) fixedly connected to the inner gear ring (402), and the collecting assembly (5) is matched with the second inclined column (1402) through the clamping position of the first inclined column (1401) so as to be detached and positioned with the transmission assembly (4).