FRAME FOR A BICYCLE

Description

Description of the utility model entitled: 'FRAME FOR A BICYCLE' On behalf of: ASTRO E ENGINEERING CO., LTD. . Headquartered in: CHANG HUA HSIEN, TAIWAN, ROC ! TW ! 28GEH.?tiQ4! I - - ì T4JL. AN Q Designated Inventor: HU Samuel Deposited on with the n. ** MI 2004 U 00 0 032 Utility Model Background 1. Utility model field This utility model refers to a bicycle frame, and more specifically particular to a bicycle frame having a structure such that cables are incorporated into the frame to improve the appearance of the bicycle frame. 2. Description of related art The bicycle is a popular vehicle because it provides exercise, not uses fuel and it's easy to park. A bicycle conventional essentially comprises a frame constructed from multiple tubular elements, a front wheel, a rear wheel, a steering tube with a handlebar and a transmission device. The transmission device essentially comprises a complex pedals attached in a rotating manner to the frame and a connected chainring between the pedal and the rear wheel. The structure of a bicycle conventional is well known and is not further described. A conventional bicycle also features a brake device for slow down the bicycle and a derailleur device to adjust the gear ratio three crowns. The brake device and the device derailleur respectively feature a cable connected between a lever and the corresponding device. When the user pulls one of the levers, the corresponding cable :and operates the corresponding device. In general, the Cables are held securely to the frame with cable strips and covers to protect cables from damage. However, exposed cables and cable covers disturb the appearance of the bicycle, and tie up bicycles. wiring to the frame with strips is difficult for manufacturers to As a result, through holes are defined in the frame through which the cables extend in the tubular elements of the frame to hide the cables in the frame. Since the tubular elements are made of metal, an adapter rubber with a hole is mounted in each through hole to prevent to cover the cable rubbing against an inside edge of the hole passerby. However the adapter easily detaches from the through hole, and the movement of the cable through the corresponding through hole is easily blocked by the misplaced adapter. To overcome these drawbacks, this utility model makes a bicycle frame is available to alleviate or overcome the problems above mentioned. UTILITY MODEL SUMMARY The main purpose of the utility model is to make available a chassis of bicycle that can hide the cables in the frame to improve the appearance of the frame. The bicycle frame has a frame body and at least two guide elements. The frame body has at least two through holes defined in the frame body. The guide elements are attached in integral manner of the body of the frame and correspond respectively to the through holes. Each guide element has a block body and at least one passage. The body of the block has an attached bottom firmly to the frame body and a front part adjacent to the bottom. The passage is defined with a slope through the body of the block from the front to the bottom and communicates with a corresponding hole passing through the frame body. Other purposes, advantages and new features of the utility model will become more evident from the following detailed description in conjunction with attached drawings. SHORT DESCRIPTION ONE OF THE DRAWINGS Fig. 1 is a side plan view of a first form of construction of a bicycle frame in accordance with this model utility; Fig. 2 is an enlarged perspective view of a steering tube of the bicycle frame of Fig. 1; Fig. 3 is a partial section top plan view of the pipe steering and top tube along line 3-3 in Fig. 1; Fig. 4 is a side plan view of a second form of construction of a bicycle frame in accordance with this model Utility; Fig. 5 is an enlarged perspective view of a steering tube of the bicycle frame of Fig. 4; and Fig. 6 is a view a lateral plan view of a third embodiment of a bicycle frame etta in accordance with this utility model. DETAILED DESCRIPTION OF AN EMBODIMENT FAVORITE With reference to figures 1 to 3, a first embodiment of a bicycle frame in accordance with this utility model comprises a frame body (10) and at least two guide elements (20). .In a form of optional embodiment, the frame body (10) comprises a tube of the steering (12) an upper tube (13), a lower tube (14), a head tube (15), a head tube of the hub (not numbered) and a rear fork (16). The upper tube (10) has a front end (not (numbered) attached to the steering tube (12) and a rear end (not numbered). The lower tube (14) has a front end (unnumbered) at pocketed to the steering tube (12) and one end rear (not numbered). The seat tube (15) is attached to the rear end of the upper tube (13) and of the lower tube (14) and It has an upper end (not numbered) and an upper end lower (not numbered). The hub tube is attached to the end rear of the tube Lower (14) and at the lower end of the tube of the saddle (15). The rear fork (16) is connected to the seat tube (15). The structures is the structural relations of the tubular elements of the frame body (10) are conventional and well known and are not further described. body structure of the frame (10) may vary according to different models. For example, a particular frame body may not feature a tube upper or lower tube, or the rear fork can be connected to the seat tube with a shock absorber device. The frame body ( IO) has at least two through holes (102) defined in the frame body ('0). In the first embodiment, the frame body frame (10) present: :with four through holes (102). Two of the through holes (102) are defined as the steering tube (12), one of the through holes (102) is defined in the top tube (13) near the upper end of the seat tube (15), and felt of the through holes (102) is defined in the bottom tube ((14) near the lower end of the seat tube (15). The two holes through holes (102) defined in the steering tube (12) are arranged in line long longitudinal the steering tube (12). In one embodiment alternatively, the two Through holes (102) defined in the head tube (12) are arranged on opposite ends of a diameter of the head tube (12). The guiding elements (20) are attached in a solid manner to the body of the frame (10) and correspond respectively to the through holes (102) in the frame body (10). In the first embodiment, four elements guide (20) are mounted on the frame body (10) In a form of practical implementation, the guide elements (20) are welded to the body of the frame (10). In one alternative embodiment, the guiding elements (20) protrude in integral manner from the body of the frame (10). Each guide element (20) comprising a block body (22) and at least a passage (24 . A single step (24) is defined in the element guide (22) in the first embodiment. The body of the block (22) presents a fund (unnumbered) firmly attached to the body of the frame (10) and a front part (not numbered) adjacent to the bottom. The passage (24) is defined in slope through the body of the block (22) from the front to the bottom and communicates with a corresponding one of the holes passers-by (102) in the frame body (10). Consequentially, a brake cable (30) can extend into the pipe upper (13) through the passage (24) in the guide element (20) corresponding to the gold passing (102) in the upper tube (13) and out of the passage (24) in the guide element (20) corresponding to one of the holes passers-by (102) in the steering tube (12). Therefore, the brake cable (30) is hidden in the top tube (13). In addition, a derailleur cable (32) can extend into the lower tube (14) through the passage (24) in the guic element a (20) corresponding to the through hole (102) in the tube lower (14) and out of the passage (24) in the guide element (20) corresponding to the another of the through holes (102) in the steering tube (12). Therefore, the derailleur tube (32) is hidden in the lower tube (14). With such a chassis of bicycle, the cables (30, 32) can be hidden in the frame body (10) to improve the appearance of a bicycle frame. Since the guide elements (20) are welded to or formed in a manner solid on the frame of bicycle (10), the guide elements-(20) are not detachable from the frame body (10). The guide elements (20) do not block the movement of the cables (30, 32), so that the operation of the The brake and derailleur device are uniform. In reference to the Fig. 4 and 5, a second embodiment of the body of a frame of bicycle (40) in accordance with this model of utility features two through holes and two guide elements (50) attached in integral manner to the body of the frame (40). One of the through holes is defined in the steering tube (42), and the other through hole is defined in the tube upper (43) near the upper end of the seat tube (45). Each guide element (50) has three steps (54) defined in slope through the body of the block (52). Consequently, the cables of the brake and derailleur can extend into the top tube (43) and out of the steering tube (42) respectively through the passages (54) nfègli guiding elements (50). In reference to the Fig. 6, a third embodiment of a body of the frame (60) in accordance with this utility model has three holes passers-by. Two of the through holes are defined in the head tube (62), and the other through hole is defined in the upper tube (63) near the end top of the seat tube (65). Three guide elements (20) are mounted on the body of the frame (60) and correspond respectively to the holes passers-by. The lower tube (64) has a passage (642) defined near to the hub tube . A brake cable extends into the top tube (63) through the pass aggio in the guide element (20) corresponding to the hole passing through the upper tube (63) and out of the passage in the element guide (20) corresponding to one of the through holes in the steering tube (62). A derailleur cable extends into the down tube (64) through the passage (642) and out of the passage into the guide element (20) corresponding to the other of the through holes in the steering tube (62). Therefore, the cables the brake and derailleur are hidden in the tubes upper and lower (63, 64) to improve the appearance of the frame Of bicycle. Although there are many features and advantages of this model Of utilities have been exposed in the previous description, together to the details of the structure and functioning of the utility model, the description is purely illustrative, and changes may be made brought in detail, in particular with regards to shape, size and arrangement of pa ti within the scope of the utility model principles indicated entirely from the general understanding of the terms in which the annexes Claims are:) expressed.

Claims

CLAIMS 1. Bicycle frame comprising: a frame body having at least two through holes defined in the body of the chassis; at least two guide elements attached in a solid manner to the body of the respectively to the at least two through holes and frame, corresponds Each guiding element including: a body of block having a bottom firmly fixed to the body of the frame and a front part adjacent to the bottom; and at least one defined sloping passage through the body of the block from the front at the bottom and communicating with a corresponding one of the at least two through holes in the frame body.

2. A bicycle frame according to claim 1, wherein the frame body comprehends: a steering tube; an upper tube having a front end attached to the lower tube steering and a rear extraneousness; a seat tube attached to the rear ends of the top tube it's from the lower tube and having an upper end and an extremity inferior; a hub tube attached to the rear end of the lower tube and at the lower end of the seat tube; and a rear fork connected to the seat tube.

3. A bicycle frame according to claim 2, wherein the frame body It has four through holes, where two of the through holes are defined in the steering tube; one of the through holes is defined in the upper tube near the end top of the seat tube; the other through hole is defined in the lower tube near the end you' bottom of the tube saddle.

4. Bicycle frame according to claim 3, wherein the two holes defined loops in the head tube are arranged in a longitudinal line along the head tube.

5. Bicycle frame according to claim 2, wherein the frame body it has two through holes, where one of the through holes is defined in the head tube; and the other through hole and defined in the upper tube near the end top of the seat tube.

6. A bicycle frame according to claim 5, wherein each guide element features three defined sloping passages through the body of the block.

7. A bicycle frame according to claim 2, wherein the frame body It has three holes iti, where two of the through holes are defined in the head tube; and the other of the through holes is defined in the upper tube near the end top of the seat tube; and the preset lower tube at a defined passage near the hub tube.