CN106586823A - Combined grab bucket and tractor - Google Patents
Combined grab bucket and tractor Download PDFInfo
- Publication number
- CN106586823A CN106586823A CN201611132401.8A CN201611132401A CN106586823A CN 106586823 A CN106586823 A CN 106586823A CN 201611132401 A CN201611132401 A CN 201611132401A CN 106586823 A CN106586823 A CN 106586823A
- Authority
- CN
- China
- Prior art keywords
- grab bucket
- gripper
- combined type
- bucket
- tractor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
- B66C3/02—Bucket grabs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/16—Applications of indicating, registering, or weighing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
- B66C3/14—Grabs opened or closed by driving motors thereon
- B66C3/16—Grabs opened or closed by driving motors thereon by fluid motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
- B66C3/20—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs mounted on, or guided by, jibs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention provides a combined grab bucket. The combined grab bucket is used on a tractor and comprises a guide arm base, as well as a first grab bucket and a second grab bucket which are rotatably arranged on the guide arm base and arranged opposite to each other, wherein when the first grab bucket and the second grab bucket are fastened together, a cavity structure with at least the bottom closed is formed through encircling; an expansion and contraction device, a pressure measurement device, an induction device, a monitoring device, an alarm device and a controller are further arranged on the guide arm base; the expansion and contraction device, the pressure measurement device, the induction device, the monitoring device and the alarm device are electrically connected with the controller; and the controller can control the expansion and contraction device, the pressure measurement device, the induction device, the monitoring device and the alarm device. Compared with a grab bucket adopting a current structure, the combined grab bucket is higher in degree of automation. On the other hand, the invention also provides a tractor including the combined grab bucket.
Description
Technical field
The present invention relates to agricultural mechanical field, more particularly to a kind of combined type grab bucket and tractor.
Background technology
With the continuous development of China's economy, such as various types of tractors, wheeled tractor, caterpillar tractor etc.,
Due to its extensive use, it has been widely used at present in Agricultural Activities.
The tractor with gripper for using at present, due to there is larger gap between gripper, can be used for gripping portion
Loose unpacked material, but for capturing during forage, there is crawl dumb, it has not been convenient to and the problem that automaticity is low.
Therefore, a kind of operation strategies how to be provided wider, can be used to capturing various materials, and automaticity is higher
Combined type is grabbed bucket and including the tractor of this combined type grab bucket, into the technical problem of those skilled in the art's urgent need to resolve.
The content of the invention
It is that how to provide a kind of operation strategies wider based on one of the deficiencies in the prior art, the problem to be solved in the present invention,
Can be used to capture the combined type grab bucket of various materials.
The two of the problem to be solved in the present invention are how to provide a kind of tractor including the grab bucket of combinations thereof formula.
To solve one of above-mentioned technical problem, the present invention provides a kind of combined type grab bucket, for tractor, including guide arm
Seat and the first grab bucket being rotationally arranged on guide arm seat and the second grab bucket, first grab bucket and the second grab bucket set relatively
Put, when first grab bucket and the second grab bucket are fastened, enclose the cavity structure of an at least bottom lock；
Be additionally provided with retractor device on the guide arm seat, the two ends of the retractor device respectively with the described first grab bucket and second
One end of grab bucket is flexibly connected；
Device for pressure measurement is additionally provided with first grab bucket and/or the second grab bucket, the device for pressure measurement is based on
Flow control one is grabbed bucket and the second snap-in force grabbed bucket；
Induction installation is additionally provided with first grab bucket and/or the second grab bucket, when induction installation senses that described first grabs
When having object between bucket and the second grab bucket, first grab bucket and the second grab bucket start work；
Supervising device and/or warning device are additionally provided with first grab bucket and/or the second grab bucket；
The combined type grab bucket also includes controller, the retractor device, device for pressure measurement, induction installation, monitoring dress
Put and electrically connected with the controller respectively with warning device, and the controller can respectively to the retractor device, pressure measxurement
Device, induction installation, supervising device and warning device are controlled.
As a kind of combined type grab bucket of the invention improvement on the one hand, the combined type grab bucket also include the first gripper and
Second gripper, first grab bucket is removably secured and is arranged on the first gripper, and second grab bucket is removably secured and sets
It is placed on the second gripper.
As a kind of combined type grab bucket of the invention improvement on the one hand, set respectively on first gripper and the second gripper
There are multiple connecting holes, multiple contiguous blocks are respectively equipped with first grab bucket and the second grab bucket, first grab bucket and second grab
Bucket is connected respectively by contiguous block with first gripper and the second gripper.
Used as a kind of combined type grab bucket of the invention improvement on the one hand, the connecting hole is screw, is set in the screw
There is bolt.
As a kind of combined type grab bucket of the invention improvement on the one hand, oil cylinder, the oil are additionally provided with the guide arm seat
Cylinder is horizontally disposed with, and the two ends of the oil cylinder are flexibly connected respectively with the first end of the first gripper and the second gripper.
As a kind of combined type grab bucket of the invention improvement on the one hand, cylinder, the gas are additionally provided with the guide arm seat
Cylinder is horizontally disposed with, and the two ends of the cylinder are flexibly connected respectively with the first end of the first gripper and the second gripper.
As the first end of a kind of combined type grab bucket of the invention improvement on the one hand, first gripper and the second gripper
Also it is flexibly connected with guide arm seat by rotating shaft respectively, when the oil cylinder stretches, drives the first gripper and the second gripper around described turn
Axle is rotated.
As a kind of combined type grab bucket of the invention improvement on the one hand, also distinguish on first gripper and the second gripper
Blade tooth is provided with, the quantity of the blade tooth is multiple.
The combined type grab bucket of said structure, compared with the grab bucket of existing structure, when the first grab bucket and the second grab bucket are in button
During conjunction state, various materials can be stored in cavity, including various forages, and thinner granular material, with model
Enclose wider.
For solve the above problems two, the present invention also proposes a kind of tractor, including combined type grab bucket, and the combined type is grabbed
The combined type grab bucket struggled against described in as above any one.
As a kind of tractor of the invention improvement on the one hand, arm is additionally provided with the tractor, the arm
First end is arranged on tractor compartment, and the combined type grab bucket is flexibly connected with the second end of the arm.
Description of the drawings
The accompanying drawing for constituting the part of the present invention is used for providing a further understanding of the present invention, the schematic reality of the present invention
Apply example and its illustrate, for explaining the present invention, not constituting inappropriate limitation of the present invention.
Fig. 1 is a kind of structure and working state schematic representation of combined type grab bucket of the invention；
Fig. 2 is the left view of Fig. 1.
Reference corresponding relation is：
The 1 first grab bucket contiguous block of 2 first gripper 3
The oil cylinder of 4 rotating shaft, 5 guide arm 6
The blade tooth of 7 guide arm seat, 8 bolt 9
10 second 11 second grippers of grab bucket
Specific embodiment
It should be noted that in the case where not conflicting, the embodiment and the feature in embodiment in the present invention can phase
Mutually combination.Below with reference to the accompanying drawings and in conjunction with the embodiments describing the present invention in detail.
Combined type grab bucket as depicted in figs. 1 and 2, for tractor, specifically includes the guide arm seat 7 being vertically arranged, with
And the first grab bucket 1 and the second grab bucket 10 being rotationally arranged on guide arm seat 7, the first grab bucket 1 and the second grab bucket 10 is relative sets
Put, specifically as shown in fig. 1, when the first grab bucket 1 and the second grab bucket 10 are fastened, enclose the cavity of an at least bottom lock
Structure.
Additionally, be additionally provided with retractor device on guide arm seat, the two ends of retractor device respectively with the first grab bucket 1 and the second grab bucket 10
One end be flexibly connected.Retractor device is horizontally disposed with, and when retractor device stretches, drives first grab bucket 1 and the second grab bucket at two ends
10 rotate, and realize closing up or opening for the first grab bucket 1 and the second grab bucket 10.
Device for pressure measurement is additionally provided with first grab bucket 1 and/or the second grab bucket 10, device for pressure measurement is used for metering first
The snap-in force of the grab bucket 10 of grab bucket 1 and second, during use, can be different according to the material of crawl, different snap-in forces are set,
Preferably to capture material, and prevent material because snap-in force is excessive and damage.
Induction installation is additionally provided with first grab bucket 1 and/or the second grab bucket 10, when induction installation senses the He of the first grab bucket 1
When having object between the second grab bucket 10, the first grab bucket 1 and the second grab bucket 10 start work.Induction installation is specifically as follows infrared sense
Answer device, transmitter and receiver can be set in the first grab bucket 1 and the second grab bucket 10, the infrared ray sent when transmitter is by thing
When body is blocked, receiver will be unable to receive infrared signal, now, illustrate there is object between the first grab bucket 1 and the second grab bucket 10
Exist, the first grab bucket 1 and the second grab bucket 10 start work, to prevent maloperation.
Supervising device and/or warning device are additionally provided with first grab bucket 1 and/or the second grab bucket 10.Supervising device can be
Imaging device, and the imaging between the first grab bucket 1 and the second grab bucket 10 is transmitted in time to operation interior, prevent from causing to accidentally injure.
And for warning device, overload protection arrangement is specifically as follows, and when cannot capture when the material due to crawl is overweight, dress of reporting to the police
Put and alarm and remind operating personnel.
Combined type grab bucket also includes controller, retractor device, device for pressure measurement, induction installation, supervising device and warning
Device is electrically connected with the controller respectively, and controller can respectively to retractor device, device for pressure measurement, induction installation, monitoring dress
Put and be controlled with warning device.Control device is from retractor device, device for pressure measurement, induction installation, supervising device and warning
Device obtains signal, and retractor device, device for pressure measurement, induction installation, supervising device and warning device etc. are carried out in real time
Control.
In one embodiment, combined type grab bucket is preferably the structure of bottom lock.In other embodiments, combined type is grabbed
The bottom and side of bucket is also at closed state, and whole combined type grab bucket is in semi-closed state.In another embodiment, combination
Top, middle part and the bottom that formula is grabbed bucket is in closed state, and combined type is grabbed bucket generally in full closeding state.The group of this structure
Box-like grab bucket, compared with the grab bucket of existing structure, when the first grab bucket 1 and the second grab bucket 10 are in buckling state, various materials
Can be stored in cavity, including various forages, and thinner granular material, operation strategies are wider.
The combined type grab bucket of said structure, in one embodiment, as shown in fig. 1, combined type grab bucket also includes first
The gripper 11 of gripper 2 and second, the first grab bucket 1 is removably secured and is arranged on the first gripper 2, and the second grab bucket 10 is removably solid
Surely it is arranged on the second gripper 11.The shape of the first grab bucket 1 can with varied, when the first gripper 2 is arc structure, first
One side of grab bucket 1 also is provided with identical radian, preferably to coordinate with the first gripper 2.It is real to reduce production and use cost
The grab bucket 10 of existing first grab bucket 1 and second is exchanged, and the structure of the second grab bucket 10 is preferably consistent with the structure of the first grab bucket 1.Additionally, can
The mode of being detachably connected with can be bolt connection, can also connect for bearing pin.
The combined type grab bucket of said structure, in one embodiment, as shown in fig. 1, the first gripper 2 and the second gripper 11
On be respectively equipped with multiple first connecting holes, multiple contiguous blocks 3, the first grab bucket 1 are respectively equipped with the first grab bucket 1 and the second grab bucket 10
It is fixedly connected with the first connecting hole on the first gripper 2 by contiguous block 3 thereon, the second grab bucket 10 is again by company thereon
Connect block 3 to be fixedly connected with the first connecting hole on the second gripper 11.It should be noted that in other embodiments, it is also possible to
Contiguous block 3 is set on first gripper 2 and the second gripper 11, first connecting hole is set in the first grab bucket 1 and the second grab bucket 10,
Identical technique effect can be reached.
The combined type grab bucket of said structure, can be screw, in screw for the first connecting hole in one embodiment
Bolt 8 is provided with, gripper and grab bucket are securely removably connected at together by bolt 8.In another kind of embodiment, first connects
It can also be pin-and-hole to connect hole, and bearing pin is provided with pin-and-hole, and gripper and grab bucket are securely removably connected at together by bearing pin.
The combined type grab bucket of said structure, in one embodiment, as shown in fig. 1, is additionally provided with oil cylinder 6 on guide arm seat 7,
Oil cylinder 6 is horizontally disposed with.The two ends of oil cylinder 6 are flexibly connected respectively with the first end of the first gripper 2 and the second gripper 11, specially scheme
Upper end shown in 1, oil cylinder 6 includes cylinder barrel and two piston rods being arranged in cylinder barrel, and two piston rods are capable of achieving simultaneous retractable,
The upper end of the first gripper 2 and the second gripper 11 is respectively provided with the second connecting hole being connected with the end of piston rod, two work
When stopper rod stretches, the first gripper 2 and the opening and closing of the second gripper 11 are driven respectively.It should be noted that in other embodiments, oil cylinder
6 can also be vertically arranged.
The combined type grab bucket of said structure, in one embodiment, can also realize identical technique effect, i.e., by cylinder
By the flexible opening and closing to drive the first gripper 2 and the second gripper 11 of horizontally disposed cylinder.The structure of cylinder and the class of oil cylinder 6
Seemingly, will not be described here.It is that both power sources are different with the difference of oil cylinder 6, oil cylinder 6 is driven by high pressure liquid force feed, and
Cylinder is then driven by compressed air.It should be noted that in other embodiments, cylinder can also be vertically arranged.
The combined type grab bucket of said structure, in one embodiment, as shown in fig. 1, the first gripper 2 and the second gripper 11
First end, i.e., the upper end shown in Fig. 1 in addition to being connected with oil cylinder 6 or cylinder by the second connecting hole, is also passed through respectively
3rd connecting hole is flexibly connected with guide arm seat 7, and specifically, guide arm seat 7 is provided with pin-and-hole, and rotating shaft 4, the first gripper are provided with pin-and-hole
2 and second gripper 11 be flexibly connected with the rotating shaft 4 in guide arm seat 7 by the 3rd connecting hole.It should be noted that the 3rd connecting hole
The lower section of the second connecting hole is arranged at, specifically, as shown in fig. 1, the second connecting hole is arranged at the first gripper 2 and the second gripper
In guide arm 5 on 11, the 3rd connecting hole is opened in the bottom of guide arm 5.In the presence of oil cylinder 6 or cylinder, the first gripper 2 and second
Gripper 11 is rotated all the time around bearing pin.
The combined type grab bucket of said structure, in one embodiment, as depicted in figs. 1 and 2, the first gripper 2 and second is grabbed
Further respectively have blade tooth 9 on pawl 11, and the quantity of blade tooth 9 is multiple, can be any possible quantity, specifically can be according to grabbing
Depending on the size of bucket.Also, blade tooth 9 can be bolted mode and be arranged at the first gripper 2 and the second gripper 11, it is also possible to
It is fixedly connected by connected modes such as welding.
In addition, as shown in Fig. 2 for first grab bucket 1 and second grab bucket 10, be ensure its intensity, prevent it from deforming, first
One or more rib can also be respectively provided with the grab bucket 10 of grab bucket 1 and second.
The combined type grab bucket of said structure, compared with the grab bucket of existing structure, when the first grab bucket 1 and the second grab bucket 10 are in
During buckling state, various materials can be stored in cavity, including various forages, and thinner granular material, combination
Formula grab bucket is suitable for, and operation strategies are wider, also, due to grabbing bucket in combined type on be provided with controller, and with controller electricity
The retractor device of connection, device for pressure measurement, induction installation, supervising device and warning device so that combined type grab bucket it is automatic
Change degree is higher, and security is more preferable.
On the other hand, the present invention also proposes a kind of tractor, and tractor is provided with combined type grab bucket, specifically, combined type
Grab bucket as combined type as above grab bucket.
The tractor of said structure, in one embodiment, tractor is provided with arm, and one end of arm rotatably sets
It is placed on the compartment of tractor, combined type grab bucket is arranged at the second end of arm, and is flexibly connected with the end of arm.
The tractor of said structure, because its combined type grab bucket can be used to capture different materials, operation strategies are wide, accordingly
Ground, tractor also has identical advantage, and its operation strategies is wider, can operate with different occasions.
Presently preferred embodiments of the present invention is the foregoing is only, not to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (10)
1. a kind of combined type grab bucket, it is characterised in that including guide arm seat (7) and be rotationally arranged on guide arm seat (7)
First grab bucket (1) and the second grab bucket (10), first grab bucket (1) and the second grab bucket (10) are oppositely arranged, first grab bucket
(1) and when the second grab bucket (10) is fastened, the cavity structure of an at least bottom lock is enclosed；
Be additionally provided with retractor device on the guide arm seat (7), the two ends of the retractor device respectively with the described first grab bucket (1) and the
One end of two grab buckets (10) is flexibly connected；
Device for pressure measurement is additionally provided with first grab bucket (1) and/or the second grab bucket (10), the device for pressure measurement is used for
The grab bucket of metering first (1) and the snap-in force of the second grab bucket (10)；
Induction installation is additionally provided with first grab bucket (1) and/or the second grab bucket (10), when induction installation senses described first
When having object between grab bucket (1) and the second grab bucket (10), first grab bucket (1) and the second grab bucket (10) start work；
Supervising device and/or warning device are additionally provided with first grab bucket (1) and/or the second grab bucket (10)；
Combined type grab bucket also includes controller, the retractor device, device for pressure measurement, induction installation, supervising device and
Warning device is electrically connected respectively with the controller, and the controller can respectively to the retractor device, device for pressure measurement,
Induction installation, supervising device and warning device are controlled.
2. combined type grab bucket according to claim 1, it is characterised in that the combined type grab bucket also includes the first gripper
(2) and the second gripper (11), first grab bucket (1) is removably secured and is arranged on the first gripper (2), second grab bucket
(10) it is removably secured and is arranged on the second gripper (11).
3. combined type grab bucket according to claim 2, it is characterised in that first gripper (2) and the second gripper (11)
On be respectively equipped with multiple connecting holes, first grab bucket (1) and second to be grabbed bucket and be respectively equipped with multiple contiguous blocks (3), institute on (10)
State the first grab bucket (1) and the second grab bucket (10) is connected respectively by contiguous block (3) with first gripper (2) and the second gripper (11)
Connect.
4. combined type grab bucket according to claim 3, it is characterised in that the connecting hole is screw, is set in the screw
There is bolt (8).
5. combined type according to claim 4 grab bucket, it is characterised in that the retractor device is oil cylinder (6), the oil cylinder
(6) it is horizontally disposed with, the two ends of the oil cylinder (6) are flexibly connected respectively with the first end of the first gripper (2) and the second gripper (11).
6. combined type according to claim 4 grab bucket, it is characterised in that the retractor device is cylinder, the cylinder water
Flat to arrange, the two ends of the cylinder are flexibly connected respectively with the first end of the first gripper (2) and the second gripper (11).
7. combined type grab bucket according to claim 5, it is characterised in that first gripper (2) and the second gripper (11)
First end be also flexibly connected with guide arm seat (7) by rotating shaft (4) respectively, when the oil cylinder (6) is stretched, drive the first gripper
(2) rotate around the rotating shaft (4) with the second gripper (11).
8. combined type grab bucket according to claim 7, it is characterised in that first gripper (2) and the second gripper (11)
On further respectively have blade tooth (9), the quantity of the blade tooth (9) is multiple.
9. a kind of tractor, including combined type is grabbed bucket, it is characterised in that the combined type grab bucket is arbitrary in claim 1 to 8
Combined type grab bucket described in.
10. tractor according to claim 9, it is characterised in that arm is additionally provided with the tractor, the arm
First end is arranged on tractor compartment, and the combined type grab bucket is flexibly connected with the second end of the arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611132401.8A CN106586823A (en) | 2016-12-09 | 2016-12-09 | Combined grab bucket and tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611132401.8A CN106586823A (en) | 2016-12-09 | 2016-12-09 | Combined grab bucket and tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106586823A true CN106586823A (en) | 2017-04-26 |
Family
ID=58598593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611132401.8A Pending CN106586823A (en) | 2016-12-09 | 2016-12-09 | Combined grab bucket and tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106586823A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109518506A (en) * | 2018-12-29 | 2019-03-26 | 山东杰锋机械制造有限公司 | A kind of pulper grab bucket |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0937675A1 (en) * | 1998-02-18 | 1999-08-25 | Rohr GmbH | Monitoring device for underwater motorgrab |
| US6126216A (en) * | 1999-12-01 | 2000-10-03 | Tollefson; James S. | Bucket attachment for log grapple |
| CN201932815U (en) * | 2010-12-14 | 2011-08-17 | 天津港远航矿石码头有限公司 | Ore grab bucket provided with variable bucket capacity mechanism |
| CN102442609A (en) * | 2011-12-20 | 2012-05-09 | 无锡市新华起重工具有限公司 | Multi-peel grab bucket with variable capacitance |
| CN202643103U (en) * | 2012-06-14 | 2013-01-02 | 天津港第四港埠有限公司 | Flat-jaw volume-changeable grab bucket for loading and unloading |
| JP2013028927A (en) * | 2011-07-27 | 2013-02-07 | Minotsu Tekko Kk | Grab bucket for dredging |
| CN204727477U (en) * | 2015-06-19 | 2015-10-28 | 河南宝起华东起重机有限公司 | A kind of grab crane automatic weighing system |
| CN205502101U (en) * | 2016-01-25 | 2016-08-24 | 长沙桑铼特农业机械设备有限公司 | Modular grab bucket and tractor |
-
2016
- 2016-12-09 CN CN201611132401.8A patent/CN106586823A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0937675A1 (en) * | 1998-02-18 | 1999-08-25 | Rohr GmbH | Monitoring device for underwater motorgrab |
| US6126216A (en) * | 1999-12-01 | 2000-10-03 | Tollefson; James S. | Bucket attachment for log grapple |
| CN201932815U (en) * | 2010-12-14 | 2011-08-17 | 天津港远航矿石码头有限公司 | Ore grab bucket provided with variable bucket capacity mechanism |
| JP2013028927A (en) * | 2011-07-27 | 2013-02-07 | Minotsu Tekko Kk | Grab bucket for dredging |
| CN102442609A (en) * | 2011-12-20 | 2012-05-09 | 无锡市新华起重工具有限公司 | Multi-peel grab bucket with variable capacitance |
| CN202643103U (en) * | 2012-06-14 | 2013-01-02 | 天津港第四港埠有限公司 | Flat-jaw volume-changeable grab bucket for loading and unloading |
| CN204727477U (en) * | 2015-06-19 | 2015-10-28 | 河南宝起华东起重机有限公司 | A kind of grab crane automatic weighing system |
| CN205502101U (en) * | 2016-01-25 | 2016-08-24 | 长沙桑铼特农业机械设备有限公司 | Modular grab bucket and tractor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109518506A (en) * | 2018-12-29 | 2019-03-26 | 山东杰锋机械制造有限公司 | A kind of pulper grab bucket |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170426 |