FIELD OF INVENTION [0001] The present subject matter relates to a rear frame structure of a saddle type vehicle and more particularly to a carrier frame structure of the two wheeled vehicle. BACKGROUND OF INVENTION 5 [0002] A saddle type is used for purposes such as private transport and also to carry small belongings. Many a times rider has to carry the personal belongings tied with a strap and the strap worn around the shoulder. In such cases, the personal belonging which may be a small laptop bag or any other item/object rests on the seat which obstructs sitting of the pillion rider. Hence, a carrier with base support is needed 10 where the item can be tied and kept. Typically, such carrier comprises of tubes also termed as frame members which are welded together to provide resting surface for the items. Due to self-weight of the items, continuous vibrations arising out of vehicle usage and the localized stress on the item by the carrier frame members, the bottom portion-of"the_items which"is"Supp'ortfed_oh the welded frame members,-tend to gets provided herein incorporate and constitute embodiments of the invention and- o description given herein below and the accompanying drawing(s). The drawings illustrate several aspects of the invention and together with a description of the Co embodiments serve to explain the principles of the invention. Drawings given below © 25 are provided.to support the description of the invention and are not limiting the scope O of the present invention. P [0004] Figure 1 illustrates left side view of a motorcycle. CO SpATEN-T 0 F F I CE C H E N N AI. 2 2 >' 1. 0 / 2 0 1 8 13 »■ Q Q o O [0005] Figure 2 illustrates perspective left side view of a rear frame structure of a motorcycle according to Prior art. [0006] Figure 3 illustrates perspective bottom view of a rear frame structure of a motorcycle according to Prior art with an item kept on the carrier. 5 [0007] Figure 4 illustrates perspective bottom view of a rear frame structure of a motorcycle according to Prior art with an item away from the carrier frame member. [0008] Figure 4a illustrates perspective bottom view of rear frame structure of a motorcycle according to Prior art with an item away from the carrier frame members showing the impressions on the item. 10 [0009] Figure 5 illustrates perspective view of rear frame structure of a motorcycle according to the present invention. [00010] Figure 6 illustrates bottom view of rear frame structure of a motorcycle according to the present invention. O) [00011] Figure 7 illustrates cross sectional view of rear frame structure taken along CO Q_ 15 anaxisA-A~ [00012] Figure 8 illustrates cross sectional view of rear frame structure taken along oT anaxisB-B'. [00013] Figure 9 is an exploded view of carrier frame assembly using a screw as fasteners. E i_ o lO ££ 20 [00014] Figure 10 illustrates the height level of various elements of carrier frame © assembly in vertical direction. CO [00015] Figure 10a illustrates an upper plate of carrier frame assembly for an 5 embodiment using screw mounting. © JJ* [00016] Figure 10b illustrates a lower plate of carrier frame assembly for an lO t*. 25 embodiment using screw mounting. CO "PATENT. OFFICE CHEN.NA.I 2.2./10/2Q18 13= GQ u O [00017] Figure 11 illustrates bottom perspective view of a carrier frame assembly wherein the upper plate is mounted using snap fit arrangements. [00018] Figure 12 illustrates a lower plate of carrier frame assembly for a snap fit embodiment. 5 DETAILED DESCRIPTION OF THE INVENTION [00019] The embodiments disclosed below are not intended to be exhaustive or to limit the present invention to the precise forms disclosed in the following detailed description. Rather, the embodiments are chosen and described so that best enabling configuration of the invention can be explained through all possible embodiments and 10 examples of it. The invention may have application to all kind of saddle type vehicles. [00020] The use of saddle type vehicles for longer duration is increasing day by day. Also, in recent times, users have need to carry goods & items along with their saddle type vehicles. Different solutions are available in the known art in the form of (_^ side carriage box, utihty box, glove box, etc. However, the type of solution has a Q) O) 15 bearing on the type of vehicle. A scooter type vehicle tends to have a utihty box under CO Q- the seat & a glove box at the front. A motorcycle type vehicle can have limited storage shown in Figure 5) and conceals the intermediate carrier left frame 204L and the lO t; intermediate carrier right frame 204R. Due to concealing of the intermediate carrier CO ^PATENT -OFFICE CHEN MAI. 22/10/2018 1JLLM 8 left frame 204L and the intermediate carrier right frame 204R of the bottom portion of the object 300 by the carrier upper plate 500A, the intermediate carrier right frame 204R and the intermediate carrier left frame 204L does notdirectly touch the bottom portion of the object 300. Since the direct contact of intermediate carrier right frame 5 204R and the intermediate carrier left frame 204L is eliminated, hence the carrier upper frame impression 203', intermediate carrier left frame impression 204L' and intermediate carrier right frame impression 204R' on the object 300 is avoided. Hence tie problem of carrier upper frame impression 203', intermediate carrier left frame impression 204L' and intermediate carrier right frame impression 204R' formed on 10 the object 300 and the subsequent develop into weak zones on the object is avoided. Moreover, the carrier upper frame impression 203'is also avoided. This also enables mounting of goods on the carrier which are substantially softer & prone to damage due to mounting stress. [00032] Figure 6 shows carrier lower frame structure 202 as per another 15 embodiment of the present invention., The carrier upper frame structure 203, first O) hook 301, second hook 302, carrier lower plate 500B, at least one of the first fastener Q_ 600A, second fastener 600B, third fastener 600C and fourth fastener 600D are shown. — A fastener 600 as shown in Figure 6 comprises of at least one of the first fastener- t* 600A, second fastener 600B, third fastener 600C and fourth fastener 600D. According CM C 20 to an embodiment of the present invention, the right frame 204R and the intermediate O carrier left frame 204L are sandwiched in between the carrier upper plate 500A and LL 1^ the carrier lower plate 500B. The carrier upper plate 500A and the earner lower plate lO CO 500B are fastened to each other using at least one of the plurality of fasteners namely O £2 the first fastener 600A, second fastener 600B, third fastener 600C and the fourth ^ 25 fastener 600D. At least one of the intermediate carrier left frame (204L) and the CO ^ intermediate carrier right frame (204R) are covered by at least one of a carrier upper ^ plate (500A) from top and a carrier lower plate (500B) from bottom. The carrier upper JJj plate (500A) is located and retained above the intermediate carrier left frame (204L) lO h- . and the intermediate earner right frame (204R) using fastening means (600). CO ^PATENT OFFICE f ^F_MJJ_A T 2 2 / 1 Q •' 2 Q 1 8 13= QQ ■ [00033] Figure 7 shows a cross sectional view of the carrier frame structure across an axis A-A' (Figure 6). Figure 7 shows rear end frame 201, carrier lower frame structure 202, carrier upper frame structure 203, intermediate carrier left frame 204L, carrier upper plate 500A and carrier lower plate 500B. Figure 7 illustrates the 5 sandwiching and hugging of die right frame 204R and the intermediate carrier left frame 204L (not shown in this particular depiction) and hugging of the carrier lower frame structure 202 by the carrier lower plate 500B. The sandwiching of the right frame 204R and the intermediate carrier left frame 204L provides fixation of the platform for keeping an object on the carrier upper plate 500A. The hugging of the 10 carrier lower frame structure 202 by the carrier lower plate 500B avoids the tilting and dislocation of the carrier upper plate 500A when an object is kept on the carrier upper plate 500A and hence provides stability to the object placed on the carrier upper plate 500A. [00034] Figure 8 is a cross sectional view of carrier frame structure across an axis ^ 15 B-B' (Figure 6) to illustrate the assembly of carrier frame structure 200. Figure 8 Q) U) shows rear end frame 201, earner lower frame structure 202, earner upper frame CO Q- structure 203, intermediate carrier left frame 204L, intermediate carrier right frame —- fastener 600C and fourth fastener 600D. As illustrated, carrier lower frame structure CN £ 20 . 202 is hugged in between the carrier upper plate 500A and die carrier lower plate O 500B. The carrier upper plate 500A and the carrier lower plate 500B are fastened to pT each other using at least one of the third fastener 600C and fourth fastener 600D. lO CO O [00035] Figure 9 shows exploded view of die carrier frame structure 200. Figure 9 ^ shows carrier lower frame structure 202, first' hook 301, second hook 302, carrier second fastener 600B, third fastener 600C, fourth fastener 600D, at least one of the first slot 900A, second slot 900B, third slot 900C, fourth slot 900D, at least one of the CO 25 upper plate 500A, earner lower plate 500B, at least one of the first fastener 600A, o o lO S first boss 901A, second boss 901B, third boss 901C and fourth boss 901D. The first h- CO o ^PATENT OFFICE. CHENNAI 2 2 / 1 0- / 2 Q 1 8 13= GQ O 13 ■ hook 301 and the second hook 302 are used to tie a string or a rope which is strapped around the object 300. As illustrated in the figure, first boss 901A, second boss 901B, third boss 901C and fourth boss 90ID are formed in the lower face of the carrier upper plate 500A. Also as illustrated, at least one of the the first slot 900A, second slot 900B, 5 third slot 900C and the fourth slot 900D are plurality of slots formed in the carrier lower plate 500B. During assembly of the carrier upper plate 500A and the carrier lower plate 500B, at least one of the first boss 901 A, second boss 90IB, third boss 901C and fourth boss 901D of the carrier upper plate 500A are lodged inside at least one of the first slot 900A, second slot 900B, third slot 900C and fourth slot 900D 10 respectively of the carrier lower plate 500B. Subsequently at least one of the first fastener 600A, second fastener 600B, third fastener 600C and fourth fastener 600D are inserted inside at least one of the first slot 900 A, second slot 900B, third slot 900C and fourth slot 900D and tightened. [00036] Figure 10 illustrates side view of the carrier frame structure 200. Figure 15 10 shows top projections 1001, rear end frame 201, carrier lower frame structure 202, carrier upper plate 500A, carrier lower plate 500B and hugging groove 901. According to one embodiment of trie present invention the upper face of the carrier upper plate 500A is provided above the carrier upper frame structure 203. This helps in retaining the portion of object above the carrier upper frame structure 203,. 20 maintaining a gap between the object 300 and the carrier upper frame structure 203 and thereby avoids deterioration factors such as scratches on the carrier upper frame structure 203. A carrier structure (204) comprises of an assembly of carrier upper plate 500A and carrier lower plate 500B covering a portion of at least one of the intermediate carrier left frame (204L) and the intermediate carrier right frame (204R). 25 [00037] According to yet another embodiment of the present invention, the right frame 204R and the intermediate carrier left frame 204L are sandwiched in between the carrier upper plate 500A and the carrier lower plate 500B. Figure 10a shows carrier upper plate 500A, at least one of the first boss 1000A, second boss 1000B, NT OFFICE CHENNAI 2 2. / 1 0 ' 2 0 1 8 13= 60 14 third boss 1000C and fourth boss 1000D. Figure 10b shows carrier lower plate 500B, at least one of the first slot 900A, second slot 900B, third slot 900C, fourth slot 900D and hugging groove 901. [00038] According to this embodiment, the carrier upper plate 500A and the carrier 5 lower plate 500B are fastened to each other using a plurality of snap fit mechanism. This snap fit mechanism comprises of the at least one first boss 1000A, second boss 1000B, third boss 1000C and fourth boss 1000D and at least one of the first slot 900A, second slot 900B, third slot 900C and fourth slot 900D. The at least one first boss 1000A, second boss 1000B, third boss 1000C and fourth boss 1000D are integrally 10 formed on the bottom face of the carrier upper plate 500A. For attaching the carrier upper plate 500A to the.carrier lower plate 500B, at least one of the first boss 1000A, second boss 1000B, third boss 1000C and fourth boss 1000D are inserted inside at least one of the first slot 900A, second slot 900B, third slot 900C and fourth slot 900D respectively and bom the carrier upper plate 500A and the carrier lower plate 500B 15 are pressed towards each other. [00039] A method of assembling the carrier structure (204) comprises the steps of covering an intermediate carrier left frame (204L) and the intermediate carrier right frame (204R) with a carrier upper plate (500A) from top, covering an intermediate carrier left frame (204R) and the intermediate carrier right frame (204R) with a carrier 20 lower plate (500B) from bottom and hugging a portion of at least one of the rear end frame (201), the carrier lower frame structure (202) and the carrier upper frame structure (203) through a hugging groove (901) formed in the carrier lower plate (500B), and inserting at least one of the plurality of fasteners (600) in at least one of the screw slot (900A, 900B, 900C & 900D); and tightening the fasteners to attach the 25 carrier upper plate (500A) and the carrier lower plate (500B) using the plurality of fasteners (600). [00040] Figure 11 shows yet another embodiment of the present invention with an assembled carrier frame structure using snap fit mechanism. Figure 12 shows at least NT OFFICE CHENNAI 2 2/10/2018 13=00 15 one first snap component 1201 A, second snap component 1201B, third snap component 1201C, fourth snap component 1201D, carrier upper plate 500A and carrier upper plate bottom 501. The fastener 600 as shown in Figure 6 also includes at least one of the first snap component 1201 A, second snap component 120IB, third 5 snap component 1201C and fourth snap component 1201D according to yet another embodiment of the present invention. At least one of the first snap component 1201 A, second snap component 1201B, third snap component 1201C and the fourth snap component 1201D are attached on the carrier upper plate bottom 501. For attaching the carrier upper plate 500A to the carrier frame structure 200, at least one of die first 10 boss 1201A, second boss 1201B, third boss 1201C and fourth boss 120ID on the carrier upper plate bottom 501 of the carrier upper plate 500A is pressed against the intermediate carrier left frame 204L and the intermediate carrier right frame 204R. Once the carrier upper plate 500A is pressed against the intermediate carrier-left frame 204L and intermediate carrier right frame 204R the first snap component 1201A, 15 second snap component 120IB, third snap component 1201C and the fourth snap component 120ID gets locked on to the intermediate carrier left frame 204L and intermediate carrier right frame 204R. In this embodiment, the carrier lower plate 500B is not required. NT OFFICE CHE NN A.I. 2 2 -TO '2.0 1 8 13=00 16 We claim: 1. A rear frame structure (200) of a saddle type vehicle, the rear frame structure (200) comprising: 5 a rear end frame (201) attached to a main frame of the vehicle; a carrier lower frame structure (202), the carrier lower-frame structure (202) rigidly joined to the rear end frame (201); a carrier upper frame structure (203), the carrier upper frame structure (203) located above the carrier lower frame structure (202) and rigidly joined to the rear end 10 frame (201); an intermediate carrier left frame (204L) rigidly joined at at least two locations on at least one of die rear end frame (201), the carrier lower frame structure (202) and the carrier upper frame structure (203); an intermediate carrier right frame (204R) rigidly joined at at least two locations 15 on at least one of the rear end frame (201), the carrier lower frame structure (202) and the "5P carrier upper frame structure (203); and D) CO at least one of the intermediate earner left frame (204L) and the intermediate Q_