CN2723138Y - Folding practical knife - Google Patents

Folding practical knife Download PDF

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Publication number
CN2723138Y
CN2723138Y CN 200420081910 CN200420081910U CN2723138Y CN 2723138 Y CN2723138 Y CN 2723138Y CN 200420081910 CN200420081910 CN 200420081910 CN 200420081910 U CN200420081910 U CN 200420081910U CN 2723138 Y CN2723138 Y CN 2723138Y
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CN
China
Prior art keywords
knife
utility
knife rest
fastener
folding
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.)
Expired - Lifetime
Application number
CN 200420081910
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Chinese (zh)
Inventor
仇建平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Great Star Industrial Co Ltd
Original Assignee
仇建平
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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Application filed by 仇建平 filed Critical 仇建平
Priority to CN 200420081910 priority Critical patent/CN2723138Y/en
Application granted granted Critical
Publication of CN2723138Y publication Critical patent/CN2723138Y/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model relates to a folding practical knife belonging to the technical field of the hardware tools. The folding practical knife is composed of a handle, a knife rack, and a replaceable blade of the folding practical knife. The structural characteristic of the utility model is that the centre position of the upper part of the knife rack is equipped with a push button which is composed of a base made of hard material and a contact member made of soft material. The advantages of the folding practical knife are as follows; 1. The utility model has reasonable structure design; the push button is arranged at the centre position of the upper part of the knife rack, and extends out of the two side surfaces of the knife rack, and thus, the lower end of the push button can be switched at both sides by hand to open the knife rack and the handle easily; 2. While in the cutting use, the contact area of the fingers and the push button is bigger, and the upper part of the push button can be equipped with a push button coating made of soft material which is comfortable for the user; 3. The utility model has simple structure, low production cost, and is easy to be popularized in large scale.

Description

A kind of folding replaceable blade utility knife
Technical field
The utility model relates to a kind of folding replaceable blade utility knife, and it belongs to the hardware ﹠ tools technical field.
Background technology
Normally used folding replaceable blade utility knife generally comprises handle, knife rest and removable replaceable blade utility knife blade three parts, wherein handle is connected by a nail formation hinge type with knife rest, one or both sides at knife rest, the column nail of drawing sword is housed, by the nail of drawing sword with the moving column of hand-lifting, knife rest and handle can be opened, thereby begin cutting work.And in cutting during work, finger generally needs exert oneself downwards by the upper end at knife rest, and because of knife rest itself is generally thinner, the used material of knife rest is also very hard, and therefore finger is by in the above can be very uncomfortable.
Summary of the invention
Technical problem to be solved in the utility model is intended to overcome the problems referred to above, and a kind of structural design advantages of simple is provided, and can open knife rest and comfortable in use folding replaceable blade utility knife very easily.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: the folding replaceable blade utility knife of this kind, comprise handle, knife rest and removable replaceable blade utility knife blade, and its design feature is: described knife rest upper middle position is provided with a snap-fastener.
The base that snap-fastener described in the utility model can be made by hard material and form by contact two parts that flexible material is made.
Snap-fastener described in the utility model can be to be threaded with the connected mode of knife rest.
The connected mode of snap-fastener described in the utility model and knife rest can be riveted joint, welding.
Snap-fastener described in the utility model and knife rest can be directly to manufacture one.
The utility model compared with prior art has following beneficial effect: 1, reasonable in design, snap-fastener is arranged on the upper middle position of knife rest, stretch out two sides of knife rest, both sides can easily be opened knife rest and handle with the lower end of the moving snap-fastener of hand-lifting.When 2, cutting was used, finger was bigger with the snap-fastener contact area, and snap-fastener top can be provided with the snap-fastener skin of flexible material, therefore can make the user feel comfortably cool.3, simple in structure, production cost is low, easily large-scale the popularization.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment 1.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the structural representation of the utility model embodiment 2.
Fig. 4 is the vertical view of Fig. 3.
The specific embodiment
Embodiment 1:
Referring to Fig. 1, Fig. 2, in the present embodiment, folding replaceable blade utility knife comprises handle 1, knife rest 3, replaceable blade utility knife blade 6 three parts, and wherein replaceable blade utility knife blade 6 is installed in knife rest 3 inside, and can put into very easily and take out, and changes.Be to be that the hinge of axle is connected with screw 2 between knife rest 3 and the handle 1, knife rest 3 can be folded up, and the cutting edge of replaceable blade utility knife blade 6 is hidden in the handle 1, plays the volume and the purpose of safety of dwindling folding replaceable blade utility knife.In the present embodiment, about knife rest 3 and handle 1 be connected and latch-up structure and replaceable blade utility knife blade 6 all same as the prior art or be equal to or patent applied at concrete structures such as installing and fixing of knife rest 3 inside etc., will not do detailed description at this.
In the present embodiment, knife rest 3 upper middle position are provided with a snap-fastener 4, and snap-fastener 4 is provided with a contact-making surface that area is bigger, make snap-fastener 4 can stretch out two sides of knife rest 3, are convenient to move with hand-lifting, thereby open knife rest 3.Snap-fastener 4 is made by hard material, and snap-fastener 4 is fixedly connected on the knife rest 3 by screw 5 in the present embodiment.Connected mode between snap-fastener 4 and the knife rest 3 also can be riveted joint, welding, and snap-fastener 4 can also both directly manufacture one with knife rest 3.
The utility model is in use: because of snap-fastener is arranged on the upper middle position of knife rest 3, two sides of stretching out knife rest 3 can easily unplug knife rest 3 both sides with the lower end of the moving snap-fastener 4 of hand-lifting from handle 1, very convenient quick.In addition, because snap-fastener 4 is provided with bigger contact-making surface, when cutting work, finger contacts the application of force by this contact-making surface with snap-fastener 4, because both contacts area are bigger, firmly, also makes the user feel comfortably cool simultaneously when being more convenient for cutting.
Embodiment 2:
Referring to Fig. 3, Fig. 4, in the present embodiment, the structure of snap-fastener 4 is different from embodiment 1, snap-fastener 4 is made of the base 7 of hard material and the contact 8 of flexible material, contact 8 is arranged on the base 7, base 7 is fixed together with knife rest 3, the connected mode of this base 7 and knife rest 3 and embodiment 1 identical or etc. department.The effect of the contact 8 that flexible material is made is that it can be to the bigger comfort sense of people.Contact 8 surfaces can also be male and fomale(M﹠F)s, strengthen frictional force when guaranteeing contact, feel is better.

Claims (5)

1, a kind of folding replaceable blade utility knife comprises handle, knife rest and removable replaceable blade utility knife blade, and it is characterized in that: described knife rest upper middle position is provided with a snap-fastener.
2, a kind of folding replaceable blade utility knife according to claim 1 is characterized in that: the base that described snap-fastener can be made by hard material and be made up of contact two parts that flexible material is made.
3, a kind of folding replaceable blade utility knife according to claim 1 and 2 is characterized in that: described snap-fastener can be to be threaded with the connected mode of knife rest.
4, a kind of folding replaceable blade utility knife according to claim 1 and 2 is characterized in that: the connected mode of described snap-fastener and knife rest can be riveted joint, welding.
5, a kind of folding replaceable blade utility knife according to claim 1 and 2, it is characterized in that: described snap-fastener and knife rest can be directly to manufacture one.
CN 200420081910 2004-08-17 2004-08-17 Folding practical knife Expired - Lifetime CN2723138Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200420081910 CN2723138Y (en) 2004-08-17 2004-08-17 Folding practical knife

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200420081910 CN2723138Y (en) 2004-08-17 2004-08-17 Folding practical knife

Publications (1)

Publication Number Publication Date
CN2723138Y true CN2723138Y (en) 2005-09-07

Family

ID=35036774

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200420081910 Expired - Lifetime CN2723138Y (en) 2004-08-17 2004-08-17 Folding practical knife

Country Status (1)

Country Link
CN (1) CN2723138Y (en)

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CP02 Change in the address of a patent holder

Address after: No. nine, 35 Ring Road, Jianggan District, Zhejiang, Hangzhou: 310019

Patentee after: Chou Jianping

Address before: Hangzhou City, Zhejiang province Qing Tai Fuchun Street No. 509 building 7 floor, zip code: 310009

Patentee before: Chou Jianping

EE01 Entry into force of recordation of patent licensing contract

Assignee: Hangzhou GreatStar Industrial Co., Ltd.

Assignor: Chou Jianping

Contract fulfillment period: 2009.1.20 to 2014.8.16

Contract record no.: 2009330000583

Denomination of utility model: Folding practical knife

Granted publication date: 20050907

License type: Exclusive license

Record date: 20090409

LIC Patent licence contract for exploitation submitted for record

Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.1.20 TO 2014.8.16; CHANGE OF CONTRACT

Name of requester: HANG ZHOU JUXING TECHOGY CO., LTD.

Effective date: 20090409

ASS Succession or assignment of patent right

Owner name: HANG ZHOU JUXING TECHOGY CO., LTD.

Free format text: FORMER OWNER: CHOU JIANPING

Effective date: 20090911

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20090911

Address after: No. nine, 35 Ring Road, Jianggan District, Zhejiang, Hangzhou: 310019

Patentee after: Hangzhou GreatStar Industrial Co., Ltd.

Address before: No. nine, 35 Ring Road, Jianggan District, Zhejiang, Hangzhou: 310019

Patentee before: Chou Jianping

C17 Cessation of patent right
CX01 Expiry of patent term

Expiration termination date: 20140817

Granted publication date: 20050907

C35 Partial or whole invalidation of patent or utility model
IP01 Partial invalidation of patent right

Commission number: 5W102901

Conclusion of examination: Announcement No. 200420081910.9 of the utility model, right of claim 1 3-5 reference claim technical scheme 1 invalid requirements, in claim 2, right 3-5 quoted claim is based on the 2 to continue to maintain the validity of the patents requirements.

Decision date of declaring invalidation: 20120719

Decision number of declaring invalidation: 18983

Denomination of utility model: Folding practical knife

Granted publication date: 20050907

Patentee: Hangzhou GreatStar Industrial Co., Ltd.