CN106695892A - Mechanical folding knife - Google Patents
Mechanical folding knife Download PDFInfo
- Publication number
- CN106695892A CN106695892A CN201710134565.2A CN201710134565A CN106695892A CN 106695892 A CN106695892 A CN 106695892A CN 201710134565 A CN201710134565 A CN 201710134565A CN 106695892 A CN106695892 A CN 106695892A
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- China
- Prior art keywords
- knife
- blade
- handle
- rumpbone
- lateral plate
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B1/00—Hand knives with adjustable blade; Pocket knives
- B26B1/02—Hand knives with adjustable blade; Pocket knives with pivoted blade
- B26B1/04—Hand knives with adjustable blade; Pocket knives with pivoted blade lockable in adjusted position
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- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Knives (AREA)
Abstract
The invention discloses a mechanical folding knife. The mechanical folding knife comprises a knife handle, a blade, a first crank arm and a first pressing plate, wherein the knife handle comprises a first lateral plate, a second lateral plate and a spindle; a containing groove is defined by the first lateral plate and the second lateral plate; the two ends of the spindle are fixed to the first lateral plate and the second lateral plate correspondingly; the blade is provided with a tool bit; a first hole is formed in one end of the tool bit and pivoted to the spindle; the blade can be unfolded and folded relative to the knife handle; the blade is provided with a second hole which is located between the edge of the blade and the first hole; the first pressing plate is provided with a first end, a second end and a third end; one end of the first crank arm is hinged to the second hole, and the other end of the first crank arm is hinged to the first end; the second end is close to the knife handle and is hinged to the knife handle; the third end is exposed out of the knife handle; and the containing groove is used for containing the blade when the blade is folded relative to the knife handle. The purpose of the invention is to provide the mechanical folding knife, and the third end of the pressing plate is swung through the ring finger and the little finger of a hand holding the knife and drives the crank arm to make the blade rotate, so that the effects of unfolding and folding the blade by one hand are achieved.
Description
Technical field
The present invention relates to jack knife, more particularly to a kind of mechanical jack knife.
Background technology
Jack knife, in the not used time, can by blade and handle of a knife it is equivalent together with, it is very safe, enjoy people to like.
But, bimanualness typically is required to when using jack knife, on the other hand by handle of a knife, another hand pulls blade so as to realize knife
The expansion and folding of piece, it is just rather inconvenient so when some only have a hand available free.
The content of the invention
In order to overcome the deficiencies in the prior art, it is an object of the invention to provide a kind of mechanical jack knife, by holding knife hand
Nameless and tail refers to swing pressing plate, and drive is cranked arm, so as to realize singlehanded expansion and folding blade.
The purpose of the present invention is realized using following technical scheme：
A kind of mechanical jack knife, including：
Handle of a knife, including the first lateral plate, the second lateral plate and main shaft, the first lateral plate and the second lateral plate surround a holding tank；Main shaft
Two ends fixed with the first lateral plate and the second lateral plate respectively；
Blade, blade has cutter head, and cutter head one end is provided with the first hole, and the first hole is articulated on main shaft, and blade can be with respect to knife
Handle launches and folding, and blade is provided with the second hole, and the second hole position is between blade edge and the first hole；
First cranks arm, the first pressing plate, and the first pressing plate has first end, the second end and the 3rd end, and first cranks arm one
End is articulated with the second hole, and the other end is articulated with first end, and the second end is near handle of a knife and is articulated with handle of a knife；Expose 3rd end
In handle of a knife；
The holding tank is used to accommodate the blade when blade is relative to handle of a knife folding.
Position describes the singlehanded folding of blade on the basis of when being fully deployed by blade：First stage：Single-hand handling ＆ knife, uses hand
The 3rd end for pointing to pressing plate applies pressure, and the 3rd end is flapped toward near the direction of handle of a knife, and first end pulls first to crank arm,
And then pull blade, blade to start folding；Subsequently into second stage, in second stage, blade has become with handle of a knife angle
It is small, now, just can use the finger for holding knife to convert into blade completely, the 3rd end is followed and is back to original position to away from handle of a knife direction；Knife
Piece from complete folded position launch when, the 3rd end is flapped toward near the direction of handle of a knife, first end by the first bent axle toward pulling back,
First bent axle will provide a power and blade is rotated around the main direction axially away from holding tank, and blade just can launch again.
Preferably, handle of a knife is also equipped with rumpbone away from one end of the main shaft, and the rumpbone is folded in the first lateral plate and second
Between lateral plate, rumpbone tail end exposes to handle of a knife, and the second end is articulated with the rumpbone tail end.Rumpbone can be used to support the first side
Piece and the second lateral plate.
Preferably, the mechanical jack knife also cranked arm including second, the second pressing plate；Second cranks arm cranks arm with first and is hingedly connected to
Second hole, positioned at blade both sides；The second end of the second end of the second pressing plate and the first pressing plate is articulated with rumpbone tail end respectively
Both sides, the 3rd end of the second pressing plate is fixedly connected with the 3rd end of the first pressing plate.Using this structure, can make in jack knife
Portion's interaction force is more balanced.
Preferably, position-arresting axis are provided between the first pressing plate and the second pressing plate, rumpbone is provided with the first screens portion, and the first screens portion sets
In rumpbone tail end, the first screens portion be used for when blade is relative to handle of a knife folding with position-arresting axis clamping, with prevent the 3rd end after
Continue and moved near rumpbone direction；First lateral plate and the second lateral plate have top, and top is used to mutually be supported with first end,
To prevent the 3rd end from continuing to be moved to away from rumpbone direction.
Preferably, rumpbone tail end has cavity, has in cavity and is followed closely with the stop bit of handle of a knife for fixing rumpbone, and stop bit nails on pivot
Spring is connected to, one end of the spring contacts at the bottom surface of cavity, and the other end is set on position-arresting axis, the spring is used for two pressing plates
The 3rd end is provided all the time to the elastic force moved away from rumpbone direction.Except the expansion and folding of more easily realizing blade
Outward, the locking of blade is realized, only when enough external pressures make in three ends, can be just unlocked.
Preferably, be fixedly provided with position-arresting part on the blade, one end of the handle of a knife it is corresponding with position-arresting part be additionally provided with
Two screens portions.Second screens portion is used for when blade launches relative to handle of a knife and position-arresting part clamping, to prevent blade from continuing to launch.
Preferably, the blade is additionally provided with fin end, and the second hole is located at fin end root；When equivalent, fin end end exposes to knife
Handle.Fin end is stirred, blade also can be quickly opened.
Preferably, the first pressing plate and/or the second pressing plate are provided with through hole.The through hole is convenient swing the 3rd end away from or lean on
Nearly handle of a knife.
Preferably, the 3rd end is provided with the first tooth position；First cranks arm, second crank arm be provided with the second tooth position；The tail end of handle of a knife
The 3rd tooth position is provided with, the 4th tooth position is provided near cutter head position on handle of a knife；On rumpbone rumpbone is extended to the 3rd tooth position overlapping position
Afterbody is provided with the 5th tooth position；Cutter head is provided with the 6th tooth position, and when converting into, the 6th tooth position exposes to handle of a knife.The effect of tooth position is main
It is to increase frictional force in these positions, conveniently holds knife or apply corresponding torque.
Preferably, the mechanical jack knife also include the first ball base, the first ball distance ring, the second ball distance ring,
Second ball base；Wherein, the first ball distance ring is arranged on the first ball base, and the first ball floor installation is in the first side
On piece；Second ball distance ring is arranged on the second ball base, and the second ball floor installation is on the second lateral plate；First side
Piece, the first ball base, the first ball distance ring, blade, the second ball distance ring, the second ball base, the second lateral plate, successively
Ring set is on main shaft；Multiple balls are equipped with first ball distance ring and the second ball distance ring, multiple balls are used for and knife
The side of piece rolls and coordinates.It is more flexible with folding that such structure launches blade.
Compared to existing technology, the beneficial effects of the present invention are：
The present invention can carry out the expansion and folding of blade by swinging the 3rd end with one hand, and further, rumpbone can be with
Effective support is carried out to handle of a knife；First cranks arm cranks arm with second and is hinged on blade both sides, and the of the first pressing plate and the second pressing plate
Three ends are fixedly connected, and first cranks arm is connected with the first pressing plate, and second cranks arm is connected with the second pressing plate, and such mechanical structure makes
Inertial forces are more balanced；First screens portion, position-arresting axis also have top etc. to be combined can cleverly limit the 3rd end
The moving range in portion, the elastic force that spring is provided not only more easily realizes the expansion and folding of blade, at the same with blade, song
The structure that arm, pressing plate are hinged complements each other, allow blade to launch and be provided with flexible locking and unlocking function during folding.
Brief description of the drawings
Fig. 1 is a kind of blade expanded schematic diagram of mechanical jack knife of the present invention.
A kind of Fig. 2 structural blast schematic diagram of mechanical jack knife of the present invention.
In figure：1st, handle of a knife；11st, the first lateral plate；12nd, the second lateral plate；13rd, main shaft；14th, holding tank；15th, top；16th,
Two screens portions；2nd, blade；21st, cutter head；211st, the first hole；212nd, the second hole；213rd, position-arresting part；214th, fin end；31st, first is bent
Arm；32nd, the first pressing plate；352nd, through hole；4th, rumpbone；41st, the first screens portion；51st, second crank arm；52nd, the second pressing plate；6th, stop bit
Axle；7th, spring；8th, the first tooth position；81st, the second tooth position；82nd, the 3rd tooth position；83rd, the 4th tooth position；84th, the 5th tooth position；85th, the 6th
Tooth position；9th, the second ball base；91st, the second ball distance ring.
Specific embodiment
Below, with reference to accompanying drawing and specific embodiment, the present invention is described further：
As shown in Figure 1 and Figure 2：A kind of mechanical jack knife, including：
Handle of a knife 1, including the first lateral plate 11, the second lateral plate 12 and main shaft 13, the first lateral plate 11 and the second lateral plate 12 surround one
Holding tank 14；The two ends of main shaft 13 are fixed with the first lateral plate 11 and the second lateral plate 12 respectively；
Blade 2, blade 2 has cutter head 21, and the one end of cutter head 21 is provided with the first hole 211, and the first hole 211 is articulated in main shaft 13
On, blade 2 can launch and folding with respect to handle of a knife 1, and blade 2 is provided with the second hole 212, and the second hole 212 is located at the edge of blade 2 and first
Between hole 211；
First cranks arm the 31, first pressing plate 32, and the first pressing plate 32 has first end, the second end and the 3rd end, first
31 one end of cranking arm are articulated with the second hole 212, and the other end is articulated with first end, and the second end is simultaneously articulated with handle of a knife near handle of a knife 1
1；3rd end exposes to handle of a knife 1；
The holding tank 14 is used to accommodate the blade 2 when blade 2 is relative to 1 folding of handle of a knife.
Position on the basis of when being fully deployed by blade 2 as shown in Figure 1, then the singlehanded folding process of blade 2 be：First rank
Section：Single-hand handling ＆ knife, pressure is applied with finger to the 3rd end of pressing plate, and the 3rd end is flapped toward near the direction of handle of a knife 1, first
End pulls first to crank arm 31, and then pulls blade 2, and blade 2 starts folding；Subsequently into second stage, in second stage,
Blade 2 has diminished with the angle of handle of a knife 1, now, just can use and holds the finger of knife and convert into blade 2 completely, the 3rd end follow to
Original position is back to away from the direction of handle of a knife 1；
Blade 2 from complete folded position launch when, the 3rd end is flapped toward the direction near handle of a knife 1, drive first end
First is cranked arm and 31 is back pulled, first crank arm 31 will provide a power by blade 2 around main shaft 13 to away from holding tank 14
Direction rotates, and blade 2 just can launch again.
Preferably, handle of a knife 1 is also equipped with rumpbone 4 away from one end of the main shaft 13, and the rumpbone 4 is folded in the first lateral plate 11
And second between lateral plate 12, the tail end of rumpbone 4 exposes to handle of a knife 1, and the second end is articulated with the tail end of rumpbone 4.Rumpbone 4 can be used to prop up
The first lateral plate 11 and the second lateral plate 12 are supportted, when hand grips handle of a knife 1, the power for drawing close two lateral plates is had, and rumpbone 4
This torque can be offset, from without allowing handle of a knife 1 to deform, makes jack knife more robust, service life is longer.
Preferably, the mechanical jack knife is also cranked arm the 51, second pressing plate 52 including second；Second cranks arm 51 and first cranks arm 31 points
The second hole 212 is not articulated with, positioned at the both sides of blade 2；The second end section of the second end of the second pressing plate 52 and the first pressing plate 32
The tail end both sides of rumpbone 4 are not articulated with, and the 3rd end of the second pressing plate 52 is fixedly connected with the 3rd end of the first pressing plate 32.Using
This structure, can make jack knife service life longer；When tight handle of a knife is held, can be cranked arm to first and 31 bring pressure, the first song
This pressure for gripping can be transmitted to the pressing plate 32 of main shaft 13 and first by arm 31, and the pressing plate 32 of main shaft 13 and first transfers force to knife again
Handle 1.It is understood that when hand holds handle of a knife 1, palm can transmit curable grip from all directions to handle of a knife 1, for lateral gripping
Force square, single first crank arm 31 and first pressing plate 32 the easy crimp of structure, and use Double-crank arm and double clamp
Structure, preferably can bear curable grip, make the service life of jack knife longer.
Preferably, position-arresting axis 6 are provided between the first pressing plate 32 and the second pressing plate 52, rumpbone 4 is provided with the first screens portion 41, first
Screens portion 41 is located at the tail end of rumpbone 4, and the first screens portion 41 is used for when blade 2 is relative to 1 folding of handle of a knife and the clamping of position-arresting axis 6,
To prevent the 3rd end from continuing to be moved near the direction of rumpbone 4；First lateral plate 11 and the second lateral plate 12 have top 15, support
Portion 15 is used to mutually be supported with first end, to prevent the 3rd end from continuing to be moved to away from the direction of rumpbone 4.3rd end during folding
Toward near the direction of rumpbone 4 motion, first crank arm 31 and second crank arm 51 haul blade 2 toward near the direction of holding tank 14 motion.Such as
Fruit all the time swings the 3rd end toward near the direction of rumpbone 4, and blade 2 can only rotate certain angle, and can not be complete with handle of a knife 1
It is equivalent, at this time, it may be necessary in turn, the 3rd end is swung toward the direction away from rumpbone 4, because first cranks arm and 31 and second cranks arm
51 with blade 2 to be hinged, so now first crank arm and 31 and second crank arm and 51 can bring blade 2 one thrusts, promote blade 2 after
It is continuous to be converted into handle of a knife 1.Set position-arresting axis 7 to coordinate with the first screens portion 41, just can be very good to inform user, the 3rd end is
Through swinging to relevant position, it is not necessary to be further continued for being moved toward this direction.Similarly, when blade 2 converts into completely, setting is supported
Portion 15 coordinates with first end, props up first end, can be very good to inform user, and blade 2 is rolled over completely with handle of a knife 1
Close, it is not necessary to again with strength.
Preferably, the tail end of rumpbone 4 has cavity, has in cavity and is followed closely with the stop bit of handle of a knife 1 for fixing rumpbone 4, stop bit nail
On be articulated with spring 7, one end of the spring 7 contacts at the bottom surface of cavity, and the other end is set on position-arresting axis 6, and the spring 7 is used for
The 3rd end is provided all the time to the elastic force moved away from the direction of rumpbone 4 to two pressing plates.Except the exhibition for more easily realizing blade 2
The locking opened and outside folding, also achieve blade 2, only when enough external pressures make in three ends, can just be solved
Lock.When blade 2 converts into completely, first end is just contradicted at top 15, and the elastic force that spring 7 is provided is to make all the time
Away from rumpbone 4, this is allowed in the effect without external force, and first end is resisted against top 15, knife all the time for three ends
Piece 2 is also constant in completely equivalent position all the time.When there is external pressure to offset elastic force, the 3rd end could be toward near rumpbone 4
Direction is moved, and now, folded position unblock, the first pressing plate and the second pressing plate drive first are cranked arm and cranked arm with second, and first cranks arm
Cranked arm with second and rotated toward the direction away from holding tank 14 with cutting blade 2 again, when position-arresting axis 7 are moved at the first screens portion 41
When, the pressure for applying is removed, elastic force will be automatically the 3rd end toward the direction motion away from rumpbone 4, until first end is supported
Peak at top 15, and now blade is fully deployed, the position-arresting part 213 on blade 2 also just with handle of a knife 1 on the second screens
Portion 16 mutually supports.Now, its fully unfolded position of blade 2, if no external force offsets elastic force, blade 2 is just in this shape all the time
State, the locking of jack knife deployed condition.
Preferably, position-arresting part 213 is fixedly provided with the blade 2, one end of the handle of a knife 1 is corresponding with position-arresting part 213
It is additionally provided with the second screens portion 16.Second screens portion 16 is used for when blade 2 launches relative to handle of a knife 1 and the clamping of position-arresting part 213, with
Blade 2 is prevented to continue to launch.In the present embodiment, position-arresting part 213 pulls nail including mother and son pulls nail, and one end that son pulls nail passes through blade
2 and with mother pull nail fix.So can be with the installation position-arresting part 213 of more convenient and quicker.
Preferably, the blade 2 is additionally provided with fin end 214, and the second hole 212 is located at the root of fin end 214；When equivalent, fin end 214
End exposes to handle of a knife 1.Fin end 214 is stirred, blade 2 also can be quickly opened.
Preferably, the first pressing plate 32 and/or the second pressing plate 52 are provided with through hole 352.The through hole 352 is convenient to swing the 3rd end
Away from or near handle of a knife 1.The present embodiment through hole 352 is manhole 352.Facilitate the first pressing plate of finger pull 32 and/or
Two pressing plates 52.
Preferably, the 3rd end is provided with the first tooth position 8；First crank arm 31, second crank arm 51 be provided with the second tooth position 81；Handle of a knife
1 tail end is provided with the 3rd tooth position 82, and the 4th tooth position 83 is provided near the position of cutter head 21 on handle of a knife 1；With the 3rd tooth position 82 on rumpbone 4
Overlapping position extends to the afterbody of rumpbone 4 and is provided with the 5th tooth position 84；Cutter head 21 is provided with the 6th tooth position 85, when converting into, the 6th tooth position 85
Expose to handle of a knife 1.The effect of tooth position is mainly and increases frictional force in these positions, conveniently holds knife or the convenient corresponding power of applying
Square.
Preferably, the mechanical jack knife also includes the first ball base, the first ball distance ring, the second ball distance ring
91st, the second ball base 9；Wherein, the first ball distance ring is arranged on the first ball base, and the first ball floor installation is the
On one lateral plate 11；Second ball distance ring 91 is arranged on the second ball base 9, and the second ball base 9 is arranged on the second lateral plate
On 12；First lateral plate 11, the first ball base, the first ball distance ring, blade 2, the second ball distance ring 91, the second ball bottom
The 9, second lateral plate 12 of seat, ring set is on main shaft 13 successively；It is equipped with first ball distance ring and the second ball distance ring 91 many
Individual ball, multiple balls are used to roll cooperation with the side of blade 2.Using the ball on ball distance ring and the side of blade 2
Roll and coordinate, so, it is possible to reduce the frictional force that blade 2 is subject to when rotating, such structure makes blade 2 launch with folding more
Flexibly.
Preferably, main shaft 13 includes the female nail of main shaft and main shaft nail, and the female nail of main shaft pulls nail for two step mothers, and main shaft nail is
Two step pull nail.It is convenient to install.
Preferably, blade 2, handle of a knife 1, the first crank arm the 31, first pressing plate 32, the second 51, second pressing plate 52 of cranking arm are titanium
Alloy makes.It is light, durable, long lifespan.
Preferably, the second hole 212 is worn and is connected to screw thread stop bit nail, and first cranks arm 31 and second cranks arm and 51 be socketed on the screw thread
Stop bit is followed closely, then is fixed with plum blossom tack, stud respectively from both sides.It is convenient to install.
Preferably, rumpbone 4 overlaps partly with the afterbody of handle of a knife 1, with two holes of adaptation, is followed closely with multiple screw thread stop bits and many
Rumpbone 4 is fixed on the afterbody of handle of a knife 1 by individual plum blossom tack, stud by the two holes；The afterbody of rumpbone 4, exposes to handle of a knife 1, the tail of rumpbone 4
There is a hole at portion, stop bit nail and plum blossom tack, stud are connect for wearing, the first pressing plate 32 and the second pressing plate 52 are hinged from both sides.It is convenient
Install.
Preferably, pressing plate is hinged with plum blossom tack, stud with cranking arm, and pressing plate relevant position is provided with for solid with plum blossom tack, stud
Fixed fixed part.It is convenient to install.
Preferably, it is relative on the first pressing plate 32, the second pressing plate 52 to be provided with the hole that position-arresting axis 6 are connect for wearing.It is convenient to install.
It will be apparent to those skilled in the art that technical scheme that can be as described above and design, make other various
It is corresponding to change and deformation, and all these change and deformation should all belong to the protection domain of the claims in the present invention
Within.
Claims (10)
1. a kind of mechanical jack knife, it is characterised in that including：
Handle of a knife, including the first lateral plate, the second lateral plate and main shaft, the first lateral plate and the second lateral plate surround a holding tank；The two of main shaft
End is fixed with the first lateral plate and the second lateral plate respectively；
Blade, blade has cutter head, and cutter head one end is provided with the first hole, and the first hole is articulated on main shaft, and blade can be with respect to handle of a knife exhibition
Open and folding, blade is provided with the second hole, the second hole position is between blade edge and the first hole；
First cranks arm, the first pressing plate, and the first pressing plate has first end, the second end and the 3rd end, and first cranks arm one end hinge
The second hole is connected to, the other end is articulated with first end, and the second end is near handle of a knife and is articulated with handle of a knife；3rd end exposes to knife
Handle；
The holding tank is used to accommodate the blade when blade is relative to handle of a knife folding.
2. a kind of mechanical jack knife according to claim 1, it is characterised in that handle of a knife is also installed away from one end of the main shaft
There is rumpbone, the rumpbone is folded between the first lateral plate and the second lateral plate, rumpbone tail end exposes to handle of a knife, the second end is hinged
In the rumpbone tail end.
3. a kind of mechanical jack knife according to claim 2, it is characterised in that the mechanical jack knife is also cranked arm including second,
Two pressing plates；Second cranks arm cranks arm with first and is hingedly connected to the second hole, positioned at blade both sides；The second end of the second pressing plate and
The second end of one pressing plate is articulated with rumpbone tail end both sides, the 3rd end of the second pressing plate and the 3rd end of the first pressing plate respectively
It is fixedly connected.
4. a kind of mechanical jack knife according to claim 3, it is characterised in that be provided with stop bit between the first pressing plate and the second pressing plate
Axle, rumpbone is provided with the first screens portion, and the first screens portion is located at rumpbone tail end, and the first screens portion is used to be received relative to handle of a knife in blade
With position-arresting axis clamping during folding；First lateral plate and the second lateral plate have top, and top is used to mutually be supported with first end.
5. a kind of mechanical jack knife according to claim 4, it is characterised in that rumpbone tail end has cavity, useful in cavity
Followed closely with the stop bit of handle of a knife in fixed rumpbone, stop bit is nailed on and is articulated with spring, and one end of the spring contacts at the bottom surface of cavity, another
End is set on position-arresting axis, and the spring is used to provide the 3rd end all the time to the elasticity moved away from rumpbone direction to two pressing plates
Power.
6. according to any described a kind of mechanical jack knives of claim 1-5, it is characterised in that be fixedly provided with stop bit on the blade
Portion, one end of the handle of a knife it is corresponding with position-arresting part be additionally provided with the second screens portion.
7. according to any described a kind of mechanical jack knives of claim 1-5, it is characterised in that the blade is additionally provided with fin end, the
Two holes are located at fin end root；When equivalent, fin end end exposes to handle of a knife.
8. according to any described a kind of mechanical jack knives of claim 3-5, it is characterised in that the first pressing plate and/or the second pressing plate
It is provided with through hole.
9. according to any described a kind of mechanical jack knives of claim 3-5, it is characterised in that the 3rd end is provided with the first tooth position；
First cranks arm, second crank arm be provided with the second tooth position；The tail end of handle of a knife is provided with the 3rd tooth position, and the is provided near cutter head position on handle of a knife
Four teeth position；Rumpbone afterbody is extended to the 3rd tooth position overlapping position be provided with the 5th tooth position on rumpbone；Cutter head is provided with the 6th tooth position, folding
During conjunction, the 6th tooth position exposes to handle of a knife.
10. according to any described a kind of mechanical jack knives of claim 1-5, it is characterised in that the mechanical jack knife also includes the
One ball base, the first ball distance ring, the second ball distance ring, the second ball base；Wherein, the first ball distance ring is installed
On the first ball base, the first ball floor installation is on the first lateral plate；Second ball distance ring is arranged on the second ball bottom
On seat, the second ball floor installation is on the second lateral plate；First lateral plate, the first ball base, the first ball distance ring, blade,
Second ball distance ring, the second ball base, the second lateral plate, ring set is on main shaft successively；First ball distance ring and the second rolling
Multiple balls are equipped with pearl retainer, multiple balls are used to roll cooperation with the side of blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710134565.2A CN106695892A (en) | 2017-03-08 | 2017-03-08 | Mechanical folding knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710134565.2A CN106695892A (en) | 2017-03-08 | 2017-03-08 | Mechanical folding knife |
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| Publication Number | Publication Date |
|---|---|
| CN106695892A true CN106695892A (en) | 2017-05-24 |
Family
ID=58918054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710134565.2A Pending CN106695892A (en) | 2017-03-08 | 2017-03-08 | Mechanical folding knife |
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| CN (1) | CN106695892A (en) |
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Application publication date: 20170524 |