FORM 2
THE PATENTS ACT, 1970
COMPLETE SPECIFICATION
(See Section 10)
TITLE OF INVENTION
SIDE POWER TAKE OFF ARRANGEMENT FOR POWER TILLER
APPLICANTS
KIRLOSKAR OIL ENGINES LIMITED.
Laxmanrao Kirloskar Road, Khadki,
Pune - 411003, Maharashtra, India
INVENTORS
Mr. Pramod R. Ekbote, Mr. Anil A. Joshi, Mr. Narayan R. Dhanawade
and Mr.Rupesh K. Redkar
an Indian National
OF
KIRLOSKAR OIL ENGINES LIMITED.
An Indian Company at
Laxmanrao Kirloskar Road, Khadki,
Pune - 411003, Maharashtra, India
PREAMBLE OF THE INVENTION
The following specification particularly describes the nature of this invention and the
manner in which it is performed.

FIELD OF INVENTION:
This invention relates to the increased utility of the power tiller, when provided with power take off arrangement without disturbing ground engaging (tillage) tools / application. Since, this arrangement is provided after the clutch, the clutch can be used to control the power taken out from this PTO.
BACKGROUND AND PRIOR ART:
Conventionally, Power tillers are amongst important farm machinery. With power tiller famer can prepare the land & carryout different applications as per need. This is a light weight machine as compared to a conventional four wheeled tractor, hence more suitable light load farming applications. Currently, power tillers are being used in dry & wet land farming. Typically in dry land the usage is concentrated around post seeding operations like de-weeding, earthling up & secondary tillage applications.
Need for this innovation:
Power take off arrangement is not available in conventional Power tillers; this puts limitation for using the power tiller for applications like irrigation, spraying, electricity generation, chaff cutter and other similar applications where mobile source of power is required.
In conventional irrigation pumps are installed near water sources like canal, river, and well and tube well etc. with required foundation suitable for pumps. Power tiller are used to run these pumps. Additional expenses are also required for piping which is required for irrigation of large farms.
With this innovation, pump can be mounted on power tiller with additional bracketory arrangement and can be run through given side PTO arrangement and entire arrangement of pump & pulley can be moved in large farms for irrigation with required suitable piping. No need to invest in suitable foundation required for pumps near water source and maintenance of the foundation.
For spraying application also sprayers can be mounted on power tiller itself with suitable size tank and can be moved in large farms to minimise wastage of pesticides which in turn saves the money for farmer and will not allow deteriorating of soil quality which normally happens due to chemicals used in pesticides.

OBJECTS OF INVENTION
An object of the present invention is to develop a power tiller which will increase utility of the machine and all customer to perform required application without additional power resources.
Another object of the present invention is to develop a power tiller with power take off arrangement without disturbing ground engaging (tillage) tools/application.
Yet another object of the present invention is to develop a power tiller with PTO arrangement provided after the clutch to control the power taken out from this PTO.
Another object of the present invention is to develop a power tiller to enable farmer to increase the utility of the power tiller in other applications.
Yet another object of the present invention is to develop a power tiller with PTO arrangement which will eliminate the need to have separate prime-movers for running this equipment’s there by provide economic benefits to the farmer.
STATEMENT OF THE INVENTION:
Accordingly the present invention discloses a side power take off arrangement for power tiller comprising at least one clutch assembly with pulley (5) of the clutch assembly housing for receiving the engine power from engine by belts; at least one clutch/Power take-off (PTO) shaft (1); at least one bearing housing (17) for mounting bearings (12, 15) provided for supporting said clutch/Power take-off (PTO) shaft (1); at least one sealing (16) provided for the Clutch/PTO shaft (1); at least one driving sprocket (14) mounted on said Clutch/PTO shaft (1) for transferring power of engine to transmission gear box through chain assembly transmission (13); at least one PTO pulley (19) mounted on the other end of said shaft (1) for transferring the power to the pulley (20) mounted on the driven shaft or the shaft of the end applications; at least one bracket (23) provided on power tiller for mounting the end applications with the help of the fastening means; at least one cover (2) provided for mounting on the end of clutch /PTO shaft (1) on which the PTO pulley is mounted; and at least one Pull rod (7) provided for pushing / pulling through lever clutch / brake (6) to start and stop the side PTO arrangement.

The shaft (1) is provided for mounting the PTO pulley (19) for driving the applications like irrigation pumps, sprayers, electricity generators, chaff cutters and other similar applications.
The bracket (23) provided on power tiller for mounting the end applications like irrigation pumps, sprayers, electricity generators, chaff cutters and other similar applications.
The cover (2) is provided on said open rotating end of the clutch shaft (1) to avoid any accidents likely to be caused from the open rotating end of the clutch shaft (1).
BRIEF DESCRIPTION OF THE INVENTION:
Figure 2 shows Sectional layout & Figure 3, Figure 4 shows detail diagram of Side PTO arrangement which consist of The Shaft Clutch / PTO (1) & housing construction is suitably designed around. Bearings (15) and sealing (16) arrangement is provided for the shaft Clutch / PTO (1). Driving sprocket (14) which transmits the power through chain assembly transmission (13) to Gear box is also mounted on the shaft Clutch / PTO (1).
The shaft extends from the housing & the power can be taken from the Shaft Clutch / PTO (1). The clutch assembly (5) is mounted on the same shaft on the other side. The operation mechanism for the transmission & PTO remains same. Since the PTO is after the clutch, it is easier to operate different auxiliary attachment & equipment also safer to connect or disconnect the power from the auxiliary attachments & equipment. Pull rod (7) to be pushed / pulled thru Lever clutch / brake (6) to start and stop the side PTO arrangement.
BRIEF DESCRIPTION OF THE DRAWINGS:
According to the present invention;
Figure 1 shows Side PTO system
Figure 2 shows Sectional layout of Side PTO arrangement
Figure 3 shows detail diagram of Side PTO arrangement
Figure 4 shows detail diagram of Side PTO arrangement
Figure 5 shows details of Side PTO arrangement

Figure 6 shows Water Pump application with Side PTO system on Power Tiller Figure 7 shows Water Pump application with Side PTO system on Power Tiller Figure 8 shows Water Pump application with Side PTO system on Power Tiller Figure 9 shows Sprayer application with Side PTO system on Power Tiller Figure 10 shows Sprayer application with Side PTO system on Power Tiller
DETAILED DESCRIPTION OF THE INVENTION:
The Power tiller of this invention has unique Side PTO arrangement. Clutch assembly is mounted on PTO shaft only. This is unique system for utilising Power for running different kind of applications. This system is actuated by existing clutch lever only no separate linkage is required to operate PTO.
This unique system is designed & developed for benefit of the customer & enhance the utility, safety & applications of the power tiller. The transmission is designed in such a way that it allows power take off from the side of the transmission. The PTO is designed to be mounted after the clutch, hence clutching & de-clutching is possible in this arrangement.
This arrangement will enable user to enhance the utility by mounting various equipment on this machine.
Functioning of the innovation:
Referring to Figure 2 and other figures, the engine power is transmitted to the pulley (5) of the clutch assembly housing by belts. The clutch is mounted on the clutch shaft which transfers the power from clutch through shaft (1). The clutch shaft is mounted/supported at two locations in the bearing housing (17) on bearings (12, 15). The power from the shaft (1) is transferred to transmission gear box through driving sprocket (14) and chain assembly transmission (13). Other end of the shaft (1) is provided for mounting the PTO pulley (19) for driving the applications like irrigation, spraying, electricity generation, chaff cutter and other similar applications where mobile source of power is required. The PTO driving pulley (19) further transfers the power to the pulley (20) mounted on the driven shaft of the end applications like irrigation, spraying, electricity generation in emergency, chaff cutter and other similar applications where mobile power source is required. Further the power tiller is also provided with a bracket (23) for mounting the end applications like pumps, chaff cutter, sprayers, etc. with the help of the fastening means. There is one cover (2) provided for clutch /PTO shaft on which the PTO pulley is mounted, so that when the

PTO pulley is not mounted on the shaft this cover (2) can be mounted to avoid any accidents likely to be caused from the open rotating end of the clutch shaft (1).
The Side PTO arrangement is connected with extended clutch shaft & drive to PTO is transmitted from Clutch assembly. Operator will use the lever situated on the handle by which side PTO engagement & disengagement can be done.
Side PTO Mechanism:-The shaft extends from the housing & the power can be taken from the Shaft Clutch / PTO (1). The clutch assembly is mounted on the same shaft on the other side. The operation mechanism for the transmission & PTO remains same. Since the PTO is after the clutch, it is easier to operate different auxiliary attachment & equipment also safer to connect or disconnect the power from the auxiliary attachments & equipment. Pull rod to be pushed / pulled thru Lever clutch / brake to start and stop the side PTO arrangement.
Figure 2 shows Sectional layout & Figure 3 shows detail diagram of Side PTO arrangement which consist of The Shaft Clutch / PTO (1) & housing construction is suitably designed around. Bearings (15) and sealing (16) arrangement is provided for the shaft Clutch / PTO (1). Driving sprocket (14) which transmits the power thru chain assembly transmission (13) to Gear box is also mounted on the shaft Clutch / PTO (1).
The shaft extends from the housing & the power can be taken from the Shaft Clutch / PTO (1). The clutch assembly (5) is mounted on the same shaft on the other side. The operation mechanism for the transmission & PTO remains same. Since the PTO is after the clutch, it is easier to operate different auxiliary attachment & equipment also safer to connect or disconnect the power from the auxiliary attachments & equipment. Pull rod (7) to be pushed / pulled thru Lever clutch / brake (6) to start and stop the side PTO arrangement.
Arrangement details: -
The Power tiller has unique Side PTO arrangement. Clutch assembly is mounted on PTO shaft only. This is unique system for utilising Power for running different kind of applications. This system is actuated by existing clutch lever only no separate linkage is required to operate PTO.
Advantages to the user:
The power take off can be used for variety applications like driving pumps, Sprayer, chaff cutters etc.

The invention enables farmer to increase the utility of the power tiller in other applications as mentioned above. This will eliminate the need to have separate prime-movers for running this equipment’s there by provide economic benefits to the farmer.
In addition above, Customer can use sprayer at remote locations i.e. hilly, narrow paths by using De-clutching arrangement of Power Tiller.
In conventional irrigation pumps are installed near water sources like canal, river, well and tube well etc. Power tiller are used to run these pumps. Additional expenses are also required for piping which is required for irrigation of large farms. With this innovation, Pump can be mounted on Power tiller which will run thru given Side PTO arrangement and can be moved in large farms for irrigation.
The system offers Mobile Power, Power which can be used at required location for running pump, sprayers and other applications. With the safety and easy to use of this Side PTO arrangement, machine’s utility & control is enhanced. Since this system is available on same shaft where clutch is mounted, specific rpm required for better efficiency to run different kinds of pumps and sprayers also can be achieved by adjusting throttle rpm which in turn will save money and time for user.
Once user de-clutches the machine, auxiliary attachment & equipment which is mounted with Side PTO arrangement will be stopped, with this whole system becomes safer to operate in any field condition.
Part List
Sr.No. Description
1 SHAFT - CLUTCH / PTO
2 COVER FOR CLUTCH PTO SHAFT
3 SPRING WASHER
4 SET SCREW
5 CLUTCH ASSEMBLY WITH PULLEY
6 LEVER, CLUTCH / BRAKE
7 PULL ROD ASSEMBLY
8 CLEVIS PIN WITH HEAD
9 PLAIN PUNCHED WASHER
10 SPLIT COTTER PIN
11 CONNECTING CLEVIS, CLUTCH

12 BEARING 6306 -Z
13 CHAIN ASSEMBLY, TRANSMISSION
14 DRIVING SPROCKET, CLUTCH
15 BEARING 6205
16 OIL SEAL
17 BEARING HOUSING
18 VARSHA 4X4 PUMP,
19 DRIVING PULLEY, PUMP
20 DRIVEN PULLEY, PUMP
21 PARALLEL RECTANGULAR KEY
22 V-BELT FOR PUMP
23 PUMP MOUNTING BRACKET
24 SPRING WASHER
25 SET SCREW
26 SPRING WASHER
27 SET SCREW
28 PLAIN PUNCHED WASHER
29 SPRING WASHER
30 SET SCREW
31 HEX NUT
32 CASTLE NUT
33 PLAIN PUNCHED WASHER
34 SPIT PIN
35 PULLEY COVER
In the foregoing description, example embodiments are to be regarded in an illustrative rather than in a restrictive sense. It will, however, be evident that various

modifications and changes may be made thereto, without departing from the broader spirit and scope of the present invention.
Although example embodiments have been described herein, many additional modifications and variations would be apparent to those skilled in the art. It is therefore to be understood that this Invention may be practiced otherwise than as specifically described. Thus, the present example embodiments should be considered in all respects as illustrative and not restrictive.

We claim:
1. A side power take off arrangement for power tiller comprising
at least one clutch assembly with pulley (5) of the clutch assembly housing for receiving the engine power from engine by belts;
at least one clutch/Power take-off (PTO) shaft (1);
at least one bearing housing (17) for mounting bearings (12, 15) provided for supporting said clutch/Power take-off (PTO) shaft (1);
at least one sealing (16) provided for the Clutch/PTO shaft (1);
at least one driving sprocket (14) mounted on said Clutch/PTO shaft (1) for transferring power of engine to transmission gear box through chain assembly transmission (13);
at least one PTO pulley (19) mounted on the other end of said shaft (1) for transferring the power to the pulley (20) mounted on the driven shaft or the shaft of the end applications;
at least one bracket (23) provided on power tiller for mounting the end applications with the help of the fastening means;
at least one cover (2) provided for mounting on the end of clutch /PTO shaft (1) on which the PTO pulley is mounted; and
at least one Pull rod (7) provided for pushing / pulling through lever clutch / brake (6) to start and stop the side PTO arrangement.
2. A side power take off arrangement for power tiller as claimed in claim 1 wherein said shaft (1) is provided for mounting the PTO pulley (19) for driving the applications like irrigation pumps, sprayers, electricity generators, chaff cutters and other similar applications.
3. A side power take off arrangement for power tiller as claimed in claim 1 wherein said bracket (23) provided on power tiller for mounting the end applications like

irrigation pumps, sprayers, electricity generators, chaff cutters and other similar applications.
4. A side power take off arrangement for power tiller as claimed in claim 1 wherein said cover (2) is provided on said open rotating end of the clutch shaft (1) to avoid any accidents likely to be caused from the open rotating end of the clutch shaft (1).