CN100576364C - Adjustable bracket structure - Google Patents
Adjustable bracket structure Download PDFInfo
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- CN100576364C CN100576364C CN200610165818A CN200610165818A CN100576364C CN 100576364 C CN100576364 C CN 100576364C CN 200610165818 A CN200610165818 A CN 200610165818A CN 200610165818 A CN200610165818 A CN 200610165818A CN 100576364 C CN100576364 C CN 100576364C
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- lower seat
- inclined plane
- plane part
- bearing
- interface
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Abstract
The present invention is a kind of adjustable bracket structure, it mainly is that one first rod member, one second rod member and a regulating device constitute, described second rod member sees through the affixed blocks of an end and is hubbed in the described regulating device, described regulating device is to be fixedly arranged on described first rod member, and described regulating device mainly is to utilize helical structure to operate the position that is seated against in the described regulating device, further the blocks of described second rod member of control is used mechanism's attitude of adjusting supporting structure for getting loose or tightening state.
Description
Technical field
The present invention relates to a kind of adjustable bracket structure, particularly a regulating device is used the attitude of adjusting adjustable bracket structure.
Background technology
Existing portable electronic devices as mobile phone (mobile phone), PDA, GPS (satellite navigator) etc., is to have liaison function easily, and widely the consumption market accept.Usually this class portable electronic devices can be set on the vehicles, is driving or can conveniently use during riding public transportation means in order to the user.
In existing related techniques, disclose the technology of several fixed rack structures, its fixed rack structure that provides the portable electronic devices use is to articulate institute by the body of rod structure that can mould or several bodies of rod to constitute, and see through the elasticity that the knob screwing mechanism is regulated its drive-connecting shaft, and then make each body of rod rotate relatively or make to interfix between each body of rod with drive-connecting shaft, reach the attitude adjustment of fixed rack structure, so that the user to be provided preferable operating position.Yet, but in this class fixed rack structure, body of rod structural stability that can mould and rigidity usually can be not very good, and the problem of rocking in causing travelling is serious.In addition, the body of rod articulates the fixed rack structure of form, often has the problem that the knob screwing mechanism gets loose, and also relatively is inconvenient to allow the user in driving operate in its operation, and causes the hazards of driving procedure easily.
Because the shortcoming of existing supporting structure, it is not perfect to attaining for this case inventor thoughts, exhausts intelligence then, concentrated research overcomes, accumulate with being engaged in described industry experience for many years, and then work out improvable mode, and can reach the effect that makes things convenient for the user to control.
Summary of the invention
The present inventor is because the disappearance of existing supporting structure, is urgently think creation and improve a kind of adjustable bracket structure.Therefore, fundamental purpose of the present invention provides a kind of adjustable bracket structure, and it mainly provides a fixed rack structure to supply with the setting of portable electronic devices.
Another object of the present invention provides a kind of adjustable bracket structure, it provides a regulating device, in order to articulating the body of rod in the supporting structure, and can select between the described body of rod to can pivoting state or stationary state, and reach mechanism's attitude adjustment of supporting structure.
A further object of the present invention provides a kind of adjustable bracket structure, and it provides described regulating device, and described regulating device is to see through the operation mechanism of helical structure as described regulating device, and reaches the person's of being easy to use operation.
In order to reach above-mentioned purpose of the present invention, the present invention is a kind of adjustable bracket structure, comprising: one first rod member; One second rod member, the affixed blocks of one end; And a regulating device, it comprises: a base, and it is to be fixedly arranged on described first rod member, and described base upper surface has one first inclined plane part, described first inclined plane part is to form highly cumulative helical structure around described base upper surface; Bearing on one, it is a hollow structure and is fixedly arranged on the described base, constitute a hollow bulb between the hollow inside of described upward bearing and the described base, the described bearing top end face of going up has a upper shed, described upper shed is to connect to described hollow bulb, and described inside surface local definition of going up the hollow bulb of bearing is an interface on; An and lower seat, it is a column structure, and be arranged in liftable mode in the hollow bulb of described upward bearing, described lower seat top end face forms interface, described interface down is the corresponding described outer surface profile of going up the last interface of bearing and cooperating described blocks, described lower seat bottom face has one second inclined plane part, and described second inclined plane part is to form highly cumulative helical structure and corresponding to described first inclined plane part around described lower seat bottom face; The scope that wherein said hollow bulb limits the lifting of described lower seat is between a primary importance and a second place, and described first inclined plane part is to be in the state of described primary importance or the state of the described second place with causing described lower seat cooperating of described second inclined plane part; The state of described primary importance is that described interface down and the described interface of going up are oppressed described blocks and fixing described blocks; And the state of the described second place be described down interface with described on the interface described blocks that gets loose.
The aforesaid part, bearing side of going up can have a side opening, and the side of described lower seat has a spanner, described side opening is to connect to described hollow bulb and with described spanner to cooperatively interact, make to see through and stir described spanner, and carry out the translation of described lower seat, see through the opening scope of described side opening simultaneously, make described spanner when the end positions of described side opening, described lower seat can correspondence be in the described primary importance and the described second place.
In addition, the bottom of described first rod member can further set firmly a pedestal, can be fixedly arranged on the specific surface in order to described first rod member to be provided; And the top of described second rod member can further set firmly a load bearing seat, in order to the setting of electronic installation to be provided.
The present invention also provides a kind of adjustable bracket structure, comprising: one first rod member; One second rod member, the affixed blocks of one end; And a regulating device, it comprises: a base, and it is to be fixedly arranged on described first rod member; Bearing on one, it is a hollow structure and is fixedly arranged on the described base, constitute a hollow bulb between the hollow inside of described upward bearing and the described base, the described bearing top end face of going up has a upper shed, described upper shed is to connect to described hollow bulb, the inside surface local definition of the hollow bulb of described last bearing is an interface on, and the inside surface of the hollow bulb of bearing has one first inclined plane part on described, and described first inclined plane part is to constitute female thread structure around described upward socketed inner surface; An and lower seat, it is a column structure, and be arranged in liftable mode in the hollow bulb of described upward bearing, described lower seat top end face forms interface, described interface down is the corresponding described outer surface profile of going up the last interface of bearing and cooperating described blocks, one second inclined plane part that outside surface forms at the bottom of the described lower seat, described second inclined plane part are to constitute external thread structure around described lower seat outside surface and corresponding to described first inclined plane part; Wherein said hollow bulb limit described lower seat range be between a primary importance and a second place, and described first inclined plane part is to be in the state of described primary importance or the state of the described second place with causing described lower seat cooperating of described second inclined plane part; The state of described primary importance is that described interface down and the described interface of going up are oppressed described blocks and fixing described blocks; And the state of the described second place be described down interface with described on the interface described blocks that gets loose.
For making those skilled in the art understand purpose of the present invention, feature and effect, now by following specific embodiment, and cooperate appended graphic, to the present invention illustrate in detail as after.
Description of drawings
Fig. 1 is the three-dimensional assembled view that shows adjustable bracket structure one specific embodiment of the present invention;
Fig. 2 is the isometric exploded view that shows the specific embodiment of Fig. 1 of the present invention;
Fig. 3 is the three-dimensional view that shows the regulating device partial component of adjustable bracket structure of the present invention;
Fig. 4 is the sectional view that shows the regulating device of adjustable bracket structure of the present invention;
Fig. 5 is the regulating device action synoptic diagram that shows adjustable bracket structure of the present invention;
Fig. 6 is the sectional view that shows regulating device first state of adjustable bracket structure of the present invention;
Fig. 7 is the sectional view that shows regulating device second state of adjustable bracket structure of the present invention; And
Fig. 8 is the I-I cross section view that shows another specific embodiment of regulating device of Fig. 5 of the present invention.
Description of reference numerals: 1 first rod member; 2 second rod members; 21 links; 22 blockss; 3 regulating devices; 31 bases; 31a first inclined plane part; Bearing on 32; The 32a hollow bulb; The 32b upper shed; The last interface of 32c; The 32d side opening; 32g first inclined plane part; 33 lower seats; Interface under the 33a; 33b second inclined plane part; The 33c spanner; 33d second inclined plane part; 4 pedestals; 5 load bearing seats.
Embodiment
By architectural feature of the present invention, assembly being formed and being desired to reach effect, obtain clear and definite expression, appended graphicly do explanation to cooperate now, known principle of the present invention so that be familiar with this technology.With reference to figure 1, it is the three-dimensional assembled view that shows adjustable bracket structure one specific embodiment of the present invention.Mainly to be one first rod member 1 see through a regulating device 3 with one second rod member 2 to adjustable bracket structure of the present invention reaches articulated mechanism and be connected, is can carry out relative rotation status or be mutual affixed state in order to select described first rod member 1 with described second rod member 2, makes that the attitude of the supporting structure that described first rod member 1 and described second rod member 2 are constituted is adjusted.
Cooperate Fig. 1, and further shown with reference to figure 2, and wherein Fig. 2 is the isometric exploded view that shows the specific embodiment of Fig. 1 of the present invention.In the aforementioned adjustable bracket structure of the present invention, described first rod member, 1 one ends set firmly described regulating device 3, one end of described second rod member 2 forms a link 21, described link 21 affixed blockss 22, and the external diameter of described blocks 22 is greater than described second rod member, 2 links, 21 external diameters.Moreover described regulating device 3 is to have a bearing 32 and a lower seat 33 on the base 31.Further shown with reference to figure 3 and Fig. 4 again, wherein Fig. 3 is another three-dimensional view that shows the regulating device partial component of adjustable bracket structure of the present invention, and Fig. 4 is the sectional view that shows the regulating device of adjustable bracket structure of the present invention.Described base 31 is to be fixedly arranged on described first rod member 1, and described base 31 upper surfaces form one first inclined plane part 31a, and the described first inclined plane part 31a forms the helical structure that raises or reduce gradually highly gradually around described base 31 upper surfaces.Described upward bearing 32 is to be fixedly arranged on the described base 31, and form a hollow bulb 32a between a hollow structure of described upward bearing 32 inside and the described base 31, described upward bearing 32 top end faces also have upper shed 32b perforation to described hollow bulb 32a, and described inside surface local definition of going up the hollow bulb 32a of bearing 32 is interface 32c on.Described lower seat 33 is column structures, but and be arranged among the described hollow bulb 32a that goes up bearing 32 in the mode of VTOL (vertical take off and landing), described lower seat 33 top end faces form interface 33a, described interface 33a down is the corresponding described outer surface profile of going up the last interface 32c of bearing 32 and cooperating described blocks 22, make the following interface 33a of described lower seat 33 and the space that described last interface 32c formation one of going up bearing 32 can coat described blocks 22, and described down interface 33a with described on interface 32c mutually near the time, can oppress described blocks 22 gradually and make described blocks 22 be fixed, described down interface 33a with described go up interface 32c mutually away from the time, can get loose described blocks 22 gradually and make described blocks 22 can the described interface 33a of descending and described on freely rotate among the interface 32c.Moreover, described lower seat 33 bottom faces form one second inclined plane part 33b, the described second inclined plane part 33b forms the helical structure that raises highly gradually or reduce gradually and corresponding to the described first inclined plane part 31a around described lower seat 33 bottom faces, make when producing relative rotation between described lower seat 33 and the described base 31, described first inclined plane part 31a and the described second inclined plane part 33b produce relatively moving of inclined-plane, and cause described lower seat 33 to rise or descend.
The better embodiment of previous embodiment, be that described second inclined plane part 33b and the described first inclined plane part 31a form complementary structure, make to produce between the described second inclined plane part 33b and the described first inclined plane part 31a and relatively rotate when moving, can guide mutually, and make structure more stable.Lift an instantiation, the first inclined plane part 31a on the described base 31 is the helical structure on recessed surface, the second inclined plane part 33b of described lower seat 33 bottoms is the helical structures that protrude the surface, makes described second inclined plane part 33b and the described first inclined plane part 31a form complementary structure.Therefore, when producing relative rotation between described lower seat 33 and the described base 31, described first inclined plane part 31a and the described second inclined plane part 33b produce relatively moving of inclined-plane, and the described second inclined plane part 33b can be guided by the described first inclined plane part 31a, and makes that the start of mechanism and structure can be more stable.
An aforesaid side of going up in the bearing 32 has a side opening 32d, described side opening 32d connects to described hollow bulb 32a, and the side in the described lower seat 33 has a spanner 33c, described spanner 33c be from described lower seat 33 side surfaces extend radially outwardly form.Simultaneously, described spanner 33c is the side opening 32d position that cooperates described lower seat 33, makes to see through to stir described spanner 33c and cause described lower seat 33 rotations, and produces relative to rotating between the described second inclined plane part 33b and the described first inclined plane part 31a and move.The side opening 32d of described upward bearing 32 is a length-specific along the extended distance of circumference, the scope of activities of rotating in order to limit described spanner 33c to be struck.The end positions of wherein said side opening 32d, be to distinguish the postrotational extreme position of corresponding described lower seat 33 positive and negative directions, and an extreme position is to make described lower seat 33 rise to enough to press to secure the above blocks 22, and another extreme position is to make described lower seat 33 drop to the residence that enough gets loose to state blocks 22.
The bottom of aforementioned described first rod member 1 is further to set firmly a pedestal 4, in order to described first rod member 1 stably is arranged on the specific surface.For instance, described pedestal 4 is disklike bodies, and described pedestal 4 bottom surfaces have a sucker structure (not illustrating among the figure), uses to see through described pedestal 4 and being adsorbed on the vehicle glass, and described first rod member 1 can be installed on the described vehicle glass.In addition, the top of described second rod member 2 can further set firmly a load bearing seat 5 for the specific electronic installation of installing.For instance, described load bearing seat 5 is PDA holders (not illustrating among the figure), uses that PDA is installed on the described load bearing seat 5.Therefore PDA can be arranged on the described vehicle glass, and make things convenient for driver or passenger to operate described PDA or read the shown information of described PDA.
It is shown to refer again to Fig. 4, the blocks 22 of the link 21 of aforementioned described second rod member 2 can be a spheroid, and described second rod member 2 is to pass the described upper shed 32b that goes up bearing 32, described blocks 22 is to be placed among the described hollow bulb 32a that goes up bearing 32, makes described blocks 22 be restricted between the following interface 33a of described last interface 32c that goes up bearing 32 and described lower seat 33.About the flowing mode of doing of adjustable bracket structure of the present invention, then details are as follows.
Shown with reference to figure 5, Fig. 6 and Fig. 7, wherein Fig. 5 is the regulating device action synoptic diagram that shows adjustable bracket structure of the present invention, Fig. 6 is the I-I cross section view that shows regulating device first state of Fig. 5 of the present invention, and Fig. 7 is the I-I cross section view that shows regulating device second state of Fig. 5 of the present invention.The described side opening 32d that goes up bearing 32 is defined as one first end and one second end respectively along the two ends that circumference extends, and described first end is first state and second state of corresponding described lower seat 33 respectively with the position of described second end.As the solid line among Fig. 5 partly shown in, when described spanner 33c was struck to described first end, described lower seat 33 was to be in described first state.As the dotted line among Fig. 5 partly shown in, when described spanner 33c was struck to described second end, described lower seat 33 was to be in described second state.Moreover, as shown in Fig. 6, the first inclined plane part 31a of base 31 upper surfaces of aforementioned described regulating device 3 is second inclined plane part 33b of the described lower seat of corresponding matching 33 bottoms, make that at described lower seat 33 be when being in described first state (state of the described second place), the described first inclined plane part 31a is to be in relatively low position (state of the described second place) with causing described lower seat 33 cooperating of the described second inclined plane part 33b, and have bigger space between the following interface 33a of the last interface 32c of described upward bearing 32 and described lower seat 33, make described second rod member 2 blocks 22 can described down interface 33a and described on freely rotate among the interface 32c, and can change mechanism's attitude of first rod member 1 and second rod member 2 of adjustable bracket structure of the present invention by this.As shown in Fig. 7, at described lower seat 33 is when being in described second state (state of described primary importance), it is to be in relative higher position (described primary importance) that the described first inclined plane part 31a causes described lower seat 33 with the cooperation of the described second inclined plane part 33b, and have less space and oppress described blocks 22 between the following interface 33a of the last interface 32c of described upward bearing 32 and described lower seat 33, make described blocks 22 be fixed on described down interface 33a with described between the interface 32c and can't pivot, and can be by this fixing mechanism's attitude of first rod member 1 of adjustable bracket structure of the present invention and second rod member 2.
Shown with reference to figure 8, it is the I-I cross section view that shows another specific embodiment of regulating device of Fig. 5 of the present invention.In the previous embodiment, first inclined plane part 31a of described base 31 upper surfaces and the second inclined plane part 33b of described lower seat 33 lower surfaces can be respectively go up the one second inclined plane part 33d that one first inclined plane part 32g that bearing 32 inside surfaces form and described lower seat 33 outside surfaces form by described.Similarly, the described first inclined plane part 32g that goes up bearing 32 goes up bearing 32 inside surfaces and forms female thread structure and corresponding to the described second inclined plane part 33d around described, the second inclined plane part 33d of described lower seat 33 forms external thread structure around described upward bearing 32 outside surfaces, make described first inclined plane part 32g and the described second inclined plane part 33d be meshing with each other, and when described lower seat 33 is gone up when producing relative rotation between the bearing 32 with described, described first inclined plane part 32g and the described second inclined plane part 33d produce relatively moving of inclined-plane, and cause described lower seat 33 to rise or descend.
Based on aforementioned adjustable bracket structure of the present invention, as shown in Fig. 1, can utilize described pedestal 4 fixing described first rod members 1 on particular surface (as vehicle glass), and utilize described load bearing seat 5 that electronic installation (as PDA, LCD etc.) is set, therefore electronic installation can be arranged on the particular surface, and can see through the attitude that described regulating device 3 is regulated between described first rod members 1 and described second rod member 2, and make the user can operate described electronic installation easily or read the shown information of described electronic installation.
Though the present invention discloses as above with specific embodiment; right its disclosed specific embodiment is not in order to limit the present invention; any those skilled in the art; without departing from the spirit and scope of the present invention; when being used for a variety of modifications and variations; its change of doing all belongs to category of the present invention with retouching, and protection scope of the present invention defines and is as the criterion when looking accompanying Claim.
Claims (16)
1, a kind of adjustable bracket structure is characterized in that, comprising:
One first rod member;
One second rod member, the affixed blocks of one end; And
One regulating device, it comprises:
One base, it is to be fixedly arranged on described first rod member, and described base upper surface has one first inclined plane part, described first inclined plane part is to form highly cumulative helical structure around described base upper surface;
Bearing on one, it is a hollow structure and is fixedly arranged on the described base, constitute a hollow bulb between the hollow inside of described upward bearing and the described base, the described bearing top end face of going up has a upper shed, described upper shed is to connect to described hollow bulb, and described inside surface local definition of going up the hollow bulb of bearing is an interface on; And
One lower seat, it is a column structure, and be arranged in liftable mode in the hollow bulb of described upward bearing, described lower seat top end face forms interface, described interface down is the corresponding described outer surface profile of going up the last interface of bearing and cooperating described blocks, described lower seat bottom face has one second inclined plane part, and described second inclined plane part is to form highly cumulative helical structure and corresponding to described first inclined plane part around described lower seat bottom face;
The range that wherein said hollow bulb limits described lower seat is between a primary importance and a second place, and described first inclined plane part is in the state of described primary importance or the state of the described second place with causing described lower seat cooperating of described second inclined plane part; The state of described primary importance is that described interface down and the described interface of going up are oppressed described blocks and fixing described blocks; And the state of the described second place be described down interface with described on the interface described blocks that gets loose.
2, adjustable bracket structure according to claim 1 is characterized in that: described second inclined plane part and described first inclined plane part are to form complementary structure.
3, as adjustable bracket structure as described in the claim 2, it is characterized in that: first inclined plane part on the described base is the helical structure on recessed surface, and second inclined plane part of described lower seat bottom is the helical structure that protrudes the surface.
4, adjustable bracket structure according to claim 1 is characterized in that: a described side of going up bearing has a side opening, and described side opening is to connect to described hollow bulb; Side in the described lower seat has a spanner, described spanner be from described lower seat side surface extend radially outwardly form; Described spanner is the side opening position that cooperates described lower seat.
5, as adjustable bracket structure as described in the claim 4, it is characterized in that: described side opening both sides are two extreme positions of corresponding described lower seat rotation, and an extreme position is that described lower seat rises to enough to press and secures the above blocks, and another extreme position is to make described lower seat drop to the residence that enough gets loose to state blocks.
6, adjustable bracket structure according to claim 1, it is characterized in that: the blocks of described second rod member, one end is a spheroid.
7, adjustable bracket structure according to claim 1, it is characterized in that: the bottom of described first rod member is further to enclose a pedestal.
8, adjustable bracket structure according to claim 1, it is characterized in that: the top of described second rod member further sets firmly a load bearing seat.
9, a kind of adjustable bracket structure is characterized in that, comprising:
One first rod member;
One second rod member, the affixed blocks of one end; And
One regulating device, it comprises:
One base, it is to be fixedly arranged on described first rod member;
Bearing on one, it is a hollow structure and is fixedly arranged on the described base, constitute a hollow bulb between the hollow inside of described upward bearing and the described base, the described bearing top end face of going up has a upper shed, described upper shed is to connect to described hollow bulb, the inside surface local definition of the hollow bulb of described last bearing is an interface on, and the inside surface of the hollow bulb of bearing has one first inclined plane part on described, and described first inclined plane part is to constitute female thread structure around described upward socketed inner surface; And
One lower seat, it is a column structure, and be arranged in liftable mode in the hollow bulb of described upward bearing, described lower seat top end face forms interface, described interface down is the corresponding described outer surface profile of going up the last interface of bearing and cooperating described blocks, one second inclined plane part that outside surface forms at the bottom of the described lower seat, described second inclined plane part are to constitute external thread structure around described lower seat outside surface and corresponding to described first inclined plane part;
The range that wherein said hollow bulb limits described lower seat is between a primary importance and a second place, and described first inclined plane part is in the state of described primary importance or the state of the described second place with causing described lower seat cooperating of described second inclined plane part; The state of described primary importance is that described interface down and the described interface of going up are oppressed described blocks and fixing described blocks; And the state of the described second place be described down interface with described on the interface described blocks that gets loose.
10, as adjustable bracket structure as described in the claim 9, it is characterized in that: described second inclined plane part and described first inclined plane part are to form complementary structure.
11, as adjustable bracket structure as described in the claim 10, it is characterized in that: first inclined plane part on the described base is the helical structure on recessed surface, and second inclined plane part of described lower seat bottom is the helical structure that protrudes the surface.
12, as adjustable bracket structure as described in the claim 9, it is characterized in that: a described side of going up bearing has a side opening, and described side opening is to connect to described hollow bulb; Side in the described lower seat has a spanner, described spanner be from described lower seat side surface extend radially outwardly form; Described spanner is the side opening position that cooperates described lower seat.
13, as adjustable bracket structure as described in the claim 12, it is characterized in that: described side opening both sides are two extreme positions of corresponding described lower seat rotation, and an extreme position is that described lower seat rises to enough to press and secures the above blocks, and another extreme position is to make described lower seat drop to the residence that enough gets loose to state blocks.
14, as adjustable bracket structure as described in the claim 9, it is characterized in that: the blocks of described second rod member, one end is a spheroid.
15, as adjustable bracket structure as described in the claim 9, it is characterized in that: the bottom of described first rod member is further to set firmly a pedestal.
16, as adjustable bracket structure as described in the claim 9, it is characterized in that: the top of described second rod member further sets firmly a load bearing seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610165818A CN100576364C (en) | 2006-12-12 | 2006-12-12 | Adjustable bracket structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610165818A CN100576364C (en) | 2006-12-12 | 2006-12-12 | Adjustable bracket structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101202121A CN101202121A (en) | 2008-06-18 |
| CN100576364C true CN100576364C (en) | 2009-12-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200610165818A Expired - Fee Related CN100576364C (en) | 2006-12-12 | 2006-12-12 | Adjustable bracket structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100576364C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179900B (en) * | 2015-09-01 | 2023-12-19 | 国家电网公司 | Quick installing support is used to outdoor appearance |
| CN112355992A (en) * | 2020-10-22 | 2021-02-12 | 中车青岛四方机车车辆股份有限公司 | Rail transit train cab storage and support tool and method |
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2006
- 2006-12-12 CN CN200610165818A patent/CN100576364C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
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| CN101202121A (en) | 2008-06-18 |
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