FORM 2
THE PATENTS ACT 1970
(39 of 1970)
&
THE PATENTS RULES, 2003
COMPLETE SPECIFICATION
(See Section 10; rule 13)
TITLE OF THE INVENTION
Bio-Digester's Non-Degradable Waste Removal Housing with Filter Arrangement.
APPLICANT
Kemrock Industries and Exports Limited, Village - "Asoj", Vadodara - Halol Express Way, Taluka - Waghodia, District Vadodara, Gujarat State, India
INVENTORS
Mr. Kalpesh Mahendrabhai Patel
And Mr. Y.Sanjeeva Reddy
Both are Indian Nationals
of Xemrock lndustries and Exports Limited,
Village - "Asoj", Vadodara - Halol Express Way,
Taluka - Waghodia, District Vadodara,
Gujarat State, India
PREAMBLE TO THE DESCRIPTION
The following specification particularly describes the invention and the manner in which it is to be performed.

FIELD OF INVENTION
The present invention is related to Bio-digesters which is one of the most important developments today in the Mass transport markets. It is designed to degrade the human excreta left during the usage of toilets in the trains with help of bacteria. There are many different types of Bio-digesters used across the world.
BACKGROUND OF INVENTION
The World over Railway toilet faces a very high vandalism. A recent survey says that, many times people throw waste such as plastics, bottles, cigarette butts, clothes, shoes etc into the toilet outlet. These are further passed into to the bio-digester and they remain in the hard waste collection area in the tank. This makes the bio-digester choked with non-degradable material and thereby finally nonfunctional. To avoid filter and remove these unwanted, non-degradable wastes entering the digester, a mechanism is developed which is protected by housing.
OBJECTS OF INVENTION
The main object of the present invention is to provide Bio-Digester's Non-Degradable Waste Removal Housing with Filter Arrangement.
Another object of the present invention is to provide Bio-Digester's Non-Degradable Waste Removal Housing with Filter Arrangement which prevents non-degradable material from entering into the bio-digester.
Yet another object of the present invention is to provide filter for the Bio-digester and to remove the non-degradable waste filtered from entering the bio-digester.
Another object of the present invention is to protect the environment by collecting the filtered non-degradable waste from bio-digester in the collection tank.

SUMMARY OF INVENTION
Accordingly the present invention provides non-degradable waste removal housing with filter arrangement for bio-digesters comprising a tank cover configured for mounted on bio-digester is adapted to rest and mount the housing; at least one mesh configured to be fitted on the tank cover for filtering the non-degradable wastes; at least one sweeper configured for removing wastes on mesh in the housing and facilitated with engaging means to connect it with actuator to move the sweeper in to and fro direction; at least one non-degradable waste collection tank configured to be fastened on housing.
The housing forms intermediate between the closet opening and the bio-digester tank and have two holes towards the top end for pivoting the sweeper.
The waste collection tank comprises of rectangular receptacle, a lid and a handle for opening the lid is configured for collection of non-degradable waste and for protecting sweeper and mesh, adapted to avoid the air pressure entering the housing and is operated with the actuation of sweeper.
The tank cover is facilitated with holes for fastening it to bio-digester tank and with a funnel shaped to enter into the bio-digester tank at one end. The opening end of said funnel shaped tank cover is preferably rectangular in shape configured to act as receptacle for the mesh and can also be in any other suitable shape.
The mesh is configured for filtering non-degradable wastes such as plastic wraps, bottles, clothes, shoes etc, from entering into the bio-digester is fastened to the tank cover with the help of brackets. The sweeper is welded with a rod pivoted with bushes at housing and configured to protrude out at one end to get engaged to the actuator to operate sweeper in to and fro direction constituted for removing waste from said mesh engaged to sweeper. The sweeper is laminated with the sweeper

cover to remove all wastes on the mesh in the housing when actuated. The sweeper is preferably made from stainless steel material or any other suitable material.
STATEMENT OF INVENTION
Accordingly the present invention provides a Non-Degradable Waste Removal Housing with Filter Arrangement for Bio-Digesters comprising
a tank cover (17) configured for mounted on bio-digester is adapted to rest and mount the housing (19);
at least one mesh (18) configured to be fitted on said tank cover for filtering the non-degradable wastes;
at least one sweeper (10) configured for removing wastes on mesh (18) in the housing and facilitated with engaging means to connect it with actuator to move the sweeper in to and fro direction;
at least one non-degradable waste collection tank (12) configured to be fastened on housing (19).
BRIEF DESCRIPTION OF DRAWINGS
According to the present invention,
Figure 1: shows various views of HOUSING for BIO-DIGESTER
Figure 2 : shows various views of JAW SWEEPER.
Figure 2a: shows various views of SWEEP COVER.
Figure 2b: shows ASSEMBLY OF SWEEPER.
Figure 3: shows an isometric view of NON - PEGRADABLE WASTE OLLECTION TANK
Figure 3a: shows sub-assembly sequence of the NON-DEGRADABLE WASTE COLLECTION TANK.
Figure 3b: shows various views of the collection area of the NON-DEGRADABLE WASTE COLLECTION TANK.

Figure 3c: shows various views of the HATCH COVER FOR THE NON-DEGRADABLE WASTE COLLECTION TANK.
Figure 3d: shows various views of the lid for the collection area of NON-DEGRADABLE WASTE COLLECTION TANK.
Figure 4: shows various views of TANK COVER
Figure 5: shows various views of CONNECTOR
Figure 6: shows an EXPLODED view of ASSEMBLY
Figure7: shows an isometric view of ASSEMBLY SEQUENCE OF BIO-
DIGESTERS 'S NON - DEGRADABLE WASTE REMOVAL HOUSING WITH FILTER ARRANGEMENT
Figure 8: shows working sequence in cross sectional view of BIO-DIGESTER'S NON - DEGRADABLE WASTE REMOVAL HOUSING WITH FILTER ARRANGEMENT
Figure 9: shows an isometric view of the HOUSING OF BIO-DIGESTER'S NON-DEGRADABLE WASTE REMOVAL HOUSING WITH FILTER ARRANGEMENT
Figure 10: shows an isometric view of ASSEMBLY OF BIO-DIGESTER'S NON-DEGRADABLE WASTE REMOVAL HOUSING WITH FILTER ARRANGEMENT.
BRIEF DESCRIPTION OF INVENTION
The mechanism and housing both play an important role. The Housing is designed in a way that it protects and as well as bears the mechanism. The shape of the housing is architected in way that maximum utilization of the space available under the toilet, in-between the car body members.
The housing mainly contains six parts. They are sweeper, mesh, mechanism actuator, non-degradable waste collection tank, one housing for assembling the aforesaid parts and tank cover for mounting housing along with assembly.

The housing (Figure 1), is an intermediate between the closet opening and the bio-digester tank. The housing rests on the tank cover (figure 4). This tank cover is fixed on to the bio-digester tank.
The non-degradable waste collection tank's (figure 3) function is to store the wastes' ejected out by the sweeper (10) movement and protect the sweeper and mesh, and also avoid the air pressure entering the housing during the movement of the train. It is fixed with nuts and studs to on the housing (figure 1). . This entire system is assembled in the housing (figure 10).
DETAILED DESCRIPTION OF INVENTION
Referring now to the drawings wherein the showings are for the purpose of illustrating a preferred embodiment of the invention only, and not for the purpose of limiting the same.
Now referring to Figures 1 to 10 in accordance with the present invention, the mechanism and housing both play an important role. The Housing is designed in a way that it protects and as well as bears the mechanism- The shape of the housing is architected in way that maximum utilization of the space available under the toilet, in-between the car body members.
The housing mainly contains six parts. They are sweeper (10), mesh (18), mechanism actuator, one non-degradable waste collection tank (12), one housing (19) for assembling the aforesaid parts and tank cover (17) for mounting housing (19) along with assembly.
The invention illustrated, is designed and manufactured with different parts is more simplistic and robust. The entire housing is assembled from FIGURE 6 in a sequence with help of nuts and bolts. Coming to the assembly sequence, the rectangular receptacle (20) of the non-degradable waste collection tank (12) as

shown in figure 3 is placed and over that the tank cover (17) (shown in figure-6) sits on the bio-digester. The tank cover (17) has holes (14) drilled at various places to fix it with help of bolts. The tank cover is designed in such a way that it has a funnel shape (16) at one end which goes into the tank. The opening end of the funnel area is a rectangular space (13) which also acts as a receptacle for the mesh (18) from Figure-5.
The MESH (18) (shown in Figure-5) sits on the tank cover (17) (shown in figure-4) and is fixed with nuts and bolts with help of brackets. This mesh later is engaged with sweeper (10) (shown in figure-2b). The function of the mesh (18) is not to allow non-degradable wastes such as plastic wraps, bottles, clothes, shoes etc, into the bio-digester.
The sweeper (10) is made of stainless steel or other metal rod with nine bents as shown in the figure-2. The sweeper (10) is welded with a square rod (8) long enough that it protrudes out of the housing to get engaged in the automatic actuator with pic board (not shown). The other end (7) of the sweeper is pivoted in the housing with help of the bushes. The sweeper (10) is laminated with the sweeper cover (11) from figure-2a, to remove all the wastes on the mesh (18) in the housing (19). The sweeper (10) is operated with help of a switch when open, runs the automated gear coupled to square rod (8) side and moves the jaws of sweeper to and fro at the engaged to mesh (18) from figure-5.
The non-degradable waste collection tank (12) (figure 3) is a rectangular shaped receptacle (20) with a lid (21) and a cover with pipe (23), whose function is to store the non-degradable waste and to protect the sweeper (10) and mesh (18) in addition to protect the environment pollution by avoiding the dumping of non-degradable waste on the tracks and during transit. It also avoid the air pressure entering the housing (19) during the movement of the train. The non-degradable waste collection tank (12) (figure 3) is mounted on the bio-digester tank with help of nuts

and bolts. It has a lid opening (21) with help of a hinge. This can be opened with a handle (22). It is also locked with simple mechanical locking system. There is a pipe (23) provided on the collection tank (figure 3), this helps in maintaining the atmospheric pressure inside the tank and helps in cleaning the tank (figure 3) during the cleaning process (flushing) and to maintain properly. The non-degradable waste collection tank (12) can be cleared or emptied at suitable locations at regular intervals.
The housing (19) from figure-1, is an intermediate between the closet opening (1) and the bio-digester tank. The housing (19) from figure-1 is the most fundamental which houses all the mechanisms of the entire system. The housing rests on the tank cover (17) from figure-4. This tank cover (17) from figure-4 is fixed on to the bio-digester tank. It has two holes (3, 4) towards the top end. The holes (3 and 4) pivot the sweeper (10). One end hole (4) of the pivot is attached to the automated gear system, which in turn houses on the housing (19).
The foregoing description is a specific embodiment of the present invention. It should be appreciated that this embodiment is described for purpose of illustration only, and that numerous alterations and modifications may be practiced by those skilled in the art without departing from the spirit and scope of the invention. It is intended that all such modifications and alterations be included insofar as they come within the scope of the invention as claimed or the equivalents thereof.

We Claim:
1. The Non-Degradable Waste Removal Housing with Filter Arrangement for Bio-
Digesters comprising
a tank cover (17) configured for mounted on bio-digester is adapted to rest and mount the housing (19);
at least one mesh (18) configured to be fitted on said tank cover for filtering the non-degradable wastes;
at least one sweeper (10) configured for removing wastes on mesh (18) in the housing and facilitated with engaging means to connect it with actuator to move the sweeper in to and fro direction;
at least one non-degradable waste collection tank (12) configured to be fastened on housing (19).
2. The housing as claimed in claim 1, wherein said housing forms an intermediate part between the closet opening and the bio-digester tank and has two holes (3,4) towards the top end for pivoting said sweeper (10).
3. The housing as claimed in claim 1, wherein said waste collection tank (12) comprising of rectangular receptacle (20), a lid (21) and a handle (22) for opening the lid is configured for collection of non-degradable waste, for protecting sweeper (10) and mesh (18) and to avoid the air pressure entering the housing during transit.
4. The housing as claimed in claim 1, wherein said tank cover (17) is facilitated with holes (14) for fastening it to bio-digester tank and with a funnel shaped to enter into the bio-digester tank at one end.
5. The housing as claimed in claim 1. wherein opening end of said funnel shaped tank cover is preferably rectangular in shape (13) configured to act as receptacle for the mesh (18) and can also be in any other suitable shape.
6. The housing as claimed in claim 1, wherein said mesh (18) configured for filtering non-degradable wastes such as plastic wraps, bottles, clothes, shoes etc, from

entering into the bio-digester is fastened to the tank cover with the help of brackets.
7. The housing as claimed in claim 1, wherein said sweeper (10) is fastened with a rod pivoted at bushes provided at housing is configured to protrude out at one end to get engaged to the actuator to operate sweeper (10) to remove waste from said mesh engaged to sweeper.
8. The housing as claimed in claim 1, wherein said non-degradable waste collection tank (12) comprises of a rectangular shaped receptacle (20) with a lid (21) and a cover with pipe (23) to store the non-degradable waste and to protect the sweeper (10) and mesh (18) and can be cleared or emptied at suitable locations at regular intervals.
9. The housing as claimed in claim 1 and claim 7, wherein said sweeper is laminated with the sweeper cover (11) to remove all wastes On the mesh (18) in the housing when actuated and said sweeper is preferably made from stainless steel material or any other suitable material.
10. The Non-Degradable Waste Removal Housing with Filter Arrangement for Bio-Digesters substantially as herein described in the description as illustrated with reference to the accompanying drawings