JP2008114443A - Saw sheath - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a saw sheath having large general-purpose properties with respect to the size or shape of the saw blade of a single-edged or double-edged pull-out saw and reduced in its production cost. <P>SOLUTION: The saw sheath 1 has a sheath body 10 a pair of saw blade protective member 20 for receiving a saw blade on both sides in the inner hole of the sheath body 10, an insertion port constituent member 30 which constitutes the base end part of the saw sheath to permit the insertion of the saw blade and a stop lid member 40 which constitutes the leading end part of the saw sheath. The sheath body 10 is formed as a metal molded body of which the cross-sectional shape is constant in a longitudinal direction and a pair of the saw blade protective member 20 is formed as a plastic molded body of which the cross-sectional shape matches the shape on both sides in the inner hole of the sheath body 10 to be formed into an almost C-shaped cross section constant in its longitudinal direction. In a state that the saw blade protective member 20 having the almost C-shaped cross section is inserted in and fitted to both sides in the inner hole of the sheath body 10, the insertion port constituent member 30 and the stop lid member 40 are respectively fitted to the sheath body 10 from both sides thereof and a pair of the saw blade protective members 20 are joined to the inner hole of the sheath body 10 to integrally constitute the whole. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a saw sheath.

2. Description of the Related Art Conventionally, a saw sheath for storing a saw blade is made as an integrally molded product made of plastic or the like that matches the shape of each saw blade. However, these saw sheaths can only be used for one type of saw, and there is a problem that they cannot be stored well if there is a difference in shape or size. In the case of an integrally molded plastic saw sheath, there is a problem that the manufacturing cost is high.
On the other hand, Japanese Patent Application Laid-Open No. 7-213171 discloses a structure of a pruning saw sheath in which a pruning saw can be stored and a sheath can be moved up and down. In addition, Japanese Utility Model Registration No. 3034625 provides a saw blade sheath capable of storing a replacement blade so that the replacement blade can be replaced at any time.
Japanese Patent Laid-Open No. 7-213171 Utility Model Registration No. 3034625

  The structure shown in the above-mentioned patent document 1 can move the sheath up and down, and can determine the fixed position of the saw when the sheath is attached to the waist. was there. Moreover, although the saw sheath shown in Patent Document 2 is a saw sheath that can store a replacement blade so that the replacement blade can be replaced as needed, there is a problem that the saw blade cannot be adapted to a normal saw or size.

  SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a saw sheath that solves the above-described conventional problems and has a large versatility with respect to the size and shape of the blade of a single-edged or double-edged hand saw, and can be manufactured at low cost.

To achieve the above object, a saw sheath of the present invention includes a sheath body for housing a saw blade, a pair of saw blade protectors for receiving saw blades on both sides in the inner hole of the sheath body, and a proximal end of the saw sheath. A saw sheath having an insertion port structure for inserting a saw blade by constituting a portion and a stop lid for constituting a distal end portion of the saw sheath and serving as a stop lid, the sheath body having a longitudinal sectional shape It is a metal molded body that is constant in the direction, and the pair of saw blade protectors is a plastic molded body that has a substantially U-shape that is constant in the longitudinal direction in accordance with the shape of both sides in the inner hole of the sheath body, In the state where the saw blade protector having the substantially U-shaped cross section is inserted into both sides of the inner hole of the sheath body, the insertion opening structure body and the stopper body are respectively fitted to the sheath body from both sides thereof. And the whole is integrally formed by combining with the pair of saw blade protectors in the inner hole of the sheath body. It is a symptom.
In addition to the first feature, the saw sheath of the present invention is formed with a plurality of longitudinal ribs on the outer shell of the sheath body, and the outer edges of the pair of saw blade protectors corresponding to the ribs of the sheath body. Ribs are also formed on the shell, so that when the pair of saw blade protectors are inserted into the inner holes of the sheath body, the ribs of the pair of saw blade protectors fit with the ribs of the sheath body and are positioned and fixed. The second feature is that it is made to be performed.
In addition to the first or second feature described above, the saw sheath of the present invention has the insertion port structure and the stopper body coupled to the base end face and the tip end face of the ribs of the pair of saw blade protectors. The third feature is that a coupling hole is formed for fixing.
In addition to the first to third features of the saw sheath of the present invention, the insertion port structure has a base end side as a saw blade insertion port, and a distal end side of the sheath. A step portion is formed between the fitting portion and the insertion port portion, and the step wall is positioned by contacting the base end surface of the sheath body. It is a feature.
In addition to the fourth feature, the saw sheath of the present invention has an insertion port in the insertion port portion of the insertion port structure and a guide portion that guides the saw blade to the insertion port on one side thereof. This is the fifth feature.
In addition to the fourth or fifth feature, the saw sheath of the present invention has a plurality of string insertion holes for forming a part of the insertion port portion in the thick portion and passing the attachment string through the thick portion. The sixth feature is that the above is formed.
Further, in addition to any of the fourth to sixth features, the saw sheath of the present invention includes a plurality of ribs of the pair of saw blade protectors in the fitting portion of the insertion port structure. A seventh feature is that a rib is formed, and a plurality of coupling holes penetrating the insertion port structure are formed in the rib corresponding to the coupling holes of the ribs of the pair of saw blade protectors. It is said.
The saw sheath of the present invention has an eighth feature in addition to any of the first to seventh features described above, which is used for storing a blade such as a knife or a scissors instead of a saw.

According to the saw sheath according to claim 1, a sheath body for housing the saw blade, a pair of saw blade protectors for receiving the saw blades on both sides in the inner hole of the sheath body, and a base end portion of the saw sheath A saw sheath having an insertion port structure for inserting the saw blade and a stopper lid constituting the tip of the saw sheath and serving as a stop lid, the sheath body having a cross-sectional shape in the longitudinal direction The pair of saw blade protectors is a plastic molded body having a substantially U-shape that is constant in the longitudinal direction in accordance with the shape of both sides in the inner hole of the sheath body. With the pair of saw blade protectors having the substantially U-shaped cross section inserted into both sides of the inner hole of the sheath body, the insertion port structure body and the stopper body are respectively fitted to the sheath body from both sides thereof. Since the whole is integrally configured by combining with the pair of saw blade protectors in the inner hole of the sheath body,
The pair of saw blade protectors made of plastic allows the saw blade to be received without cutting. The metal sheath can prevent the saw blade and the pair of saw blade protectors from heat, water, and the like, and can maintain strength. Further, since the sheath body is made of metal, the surface can be printed.
Since both the sheath body and the pair of saw blade protectors have a constant cross-sectional shape in the longitudinal direction, the one manufactured as an extruded product can be cut into lengths as required, and various lengths can be obtained. Can be prepared freely. Accordingly, saw blades of various lengths can be manufactured at a low cost. The pair of saw blade protectors is a simple U-shaped but is inserted into both sides of the inner hole of the sheath. By being arranged, not only can the saw blade be received without cutting, but also an important function can be achieved in which the insertion port structure and the stopper body can be attached and fixed securely.
In particular, in the case of a saw sheath integrally molded with a mold, the mold is costly, and if the dimensions are changed, a mold is required accordingly. By adjusting the length of the saw blade protector, various saw sheaths corresponding to various sizes can be provided.

Further, according to the saw sheath of the second aspect, in addition to the function and effect of the configuration of the first aspect, a plurality of longitudinal ribs are formed on the outer shell of the sheath body, and the ribs of the sheath body are formed. Correspondingly, ribs are also formed on the outer shells of the pair of saw blade protectors, whereby the ribs of the pair of saw blade protectors are sheathed when the pair of saw blade protectors are inserted into the inner holes of the sheath body. Because it fits with the ribs of the body and is positioned and fixed,
The ribs make it easy to accurately insert the pair of saw blade protectors on both sides of the inner hole of the sheath body, and no lateral deviation occurs after the insertion.
Further, the overall strength of the pair of saw blade protectors made of plastic and substantially U-shaped can be maintained high, and the strength can be increased by supporting the saw sheath.

Further, according to the saw sheath of claim 3, in addition to the function and effect of the configuration of claim 1 or 2, the insertion port structure on the proximal end surface and the distal end surface of the ribs of the pair of saw blade protectors. Because the coupling hole for fixing the lid and the stopper is formed,
By utilizing the thick wall of the rib provided in the longitudinal direction, a coupling hole is provided on the base end face and the tip end face, and the insertion port structure and the stopper can be attached with good attachment strength. .

Moreover, according to the saw sheath of Claim 4, in addition to the effect by the structure in any one of Claims 1-3, an insertion port structure is the insertion port part of a saw blade in the base end side. In addition, the front end side is used as a fitting portion with the sheath body, a step wall is formed between the fitting portion and the insertion port portion, and the step wall abuts on the base end surface of the sheath body. Because it is positioned in
The insertion port structure is automatically inserted into the sheath body by inserting the fitting portion of the insertion body structure from the base end surface of the sheath body and pushing in until the stepped wall contacts the base end surface of the sheath body. The base end face is inserted into a fixed position and can be positioned at an optimum position for coupling with the inner sheath body.

Further, according to the saw sheath of the fifth aspect, in addition to the function and effect of the configuration of the fourth aspect, the insertion port portion of the insertion port structure includes the insertion port and the saw blade on one side thereof. Since the guide part that guides to the insertion port is formed,
When the saw is stored, the vicinity of the tip of the saw blade is guided along the guide portion, and the saw blade can be smoothly introduced into the insertion slot.

Moreover, according to the saw sheath of Claim 6, in addition to the effect by the structure of Claim 4 or 5, a part of insertion port part is formed in a thick part, and an attachment string is attached to this thick part. Since a plurality of string insertion holes to pass through,
By using the thick part of the insertion opening, the saw sheath can be fixed to the body sufficiently and securely with the string passed through the string insertion hole.

Further, according to the saw sheath of the seventh aspect, in addition to the function and effect of the structure according to any one of the fourth to sixth aspects, the fitting portion of the insertion port structure includes the pair of saw blade protectors. A plurality of ribs are formed corresponding to the ribs, and a plurality of coupling holes penetrating the insertion port structure are formed in the ribs corresponding to the coupling holes of the ribs of the pair of saw blade protectors. Because
The insertion port structure fitted to the sheath can be reliably coupled to the pair of saw blade protectors using screws, pins, or the like using the coupling holes. Therefore, the insertion port portion of the saw sheath can be configured firmly.

In addition, according to the saw sheath of claim 8, in addition to the function and effect of the configuration of any of claims 1 to 7, it can be used for storing blades such as knives and scissors instead of the saw. ,
In addition to saws, it can also be used as a sheath for knives and scissors.

A saw sheath according to an embodiment of the present invention will be described with reference to the following drawings.
1 is an overall perspective view showing a saw sheath according to an embodiment of the present invention, FIG. 2 is a perspective view showing a sheath body of the saw sheath, FIG. 3 is a perspective view showing a pair of saw blade protectors of the saw sheath, FIG. FIG. 5 is a perspective view showing the insertion port structure from the fitting portion side, FIG. 6 is a perspective view showing the stopper body of the saw sheath, and FIG. 7 is a stopper body. It is the figure which looked at from the base end side.

  Referring to FIG. 1, a saw sheath 1 according to an embodiment of the present invention includes a sheath body 10 for housing a saw blade, and a pair of saw blade protections fitted on both sides of the inner hole of the sheath body 10. A body 20, an insertion port structure 30 that constitutes a base end portion of the saw sheath and serves as a saw insertion port, and a stopper body 40 that constitutes a distal end portion and serves as a stop lid. The saw sheath 1 is configured by integrally connecting the pair of saw blade protectors 20, the insertion port structure 30, and the stopper body 40.

Referring to FIG. 2, the sheath body 10 is made of metal, and for example, an aluminum alloy or a stainless steel corrosion resistant material can be used. Further, since the sheath body 10 has a constant cross-sectional shape in the longitudinal direction, the sheath body 10 formed by extrusion can be cut into an appropriate length and used.
The sheath body 10 constitutes the main appearance of the saw sheath as a long and thin flat tube. The length dimension of the sheath body 10 is configured to be slightly longer than the length of the pair of saw blade protection bodies 20 that are fitted on both sides of the inner hole of the sheath body 10.
Ribs 11a are formed on the front and back of the outer shell 11 of the sheath body 10 with dimensions from the base end to the front end in the longitudinal direction. The inner hole portion of the sheath body 10 corresponding to each rib 11a has a concave groove shape.

Referring to FIG. 3, the pair of saw blade protectors 20 are outer shells 21 having a substantially U-shaped cross-sectional shape that is constant in the longitudinal direction in accordance with the shape of both sides in the inner hole of the sheath body 10. It is configured.
In the pair of saw blade protection bodies 20, ribs 21 a extending from the base end in the longitudinal direction to the tip end are provided in the vicinity of the open end of the outer shell 21 of the substantially U-shape 20 a corresponding to the rib 11 a of the sheath body 10. Is formed. In the present embodiment, two ribs 21a are formed on the front and back sides, respectively.
Each rib 21a of the pair of saw blade protectors 20 is formed with a coupling hole 23 on the base end face and the tip end face in the longitudinal direction. Here, the base end surface is an end surface on the side to which the insertion port structure 30 is coupled, and the distal end surface is an end surface on the side to which the stopper body 40 is coupled. Since the base end face and the tip end face of these ribs 21a are made thick, they can be effectively used together to form the coupling hole 23. The coupling hole 23 is a screw hole or a pinning hole.
The pair of saw blade protectors 20 is a plastic molded body. The material of the plastic is not particularly limited, but a reinforced plastic or a thermosetting resin can be used. In addition, the pair of saw blade protection bodies 20 can be used by cutting a long one manufactured by injection molding into a predetermined length.

  When the pair of saw blade protectors 20 are inserted into both sides of the inner hole of the sheath body 10, the ribs 21a of the pair of saw blade protectors 20 inserted are more specifically the rib 11a of the sheath body 10. Specifically, it is in a state of being attached to the concave groove-shaped inner hole portion of the rib 11a. The pair of saw blade protection bodies 20 inserted into the inner holes of the sheath body 10 are fitted with the ribs 11a of the sheath body 10 by the ribs 21a, so that they are accurately positioned at a certain position, and are displaced in the lateral direction. (Deviation in a direction perpendicular to the longitudinal direction) does not occur.

Referring to FIGS. 4 and 5, the insertion port structure 30 can be made of plastic. The insertion port portion 31 is formed in the half portion on the proximal end side of the insertion port structure 30, and the fitting portion 32 is formed in the remaining half portion on the distal end side of the insertion port structure 30.
The insertion port portion 31 is configured by forming an insertion port 31a and a guide portion 31b for guiding the saw blade to the insertion port 31a on one side thereof. The guide portion 31b of the insertion port portion 31 is actually a surface facing the insertion port 31a of the protruding edge 31d protruding forward on one side of the insertion port 31a.
The insertion port portion 31 is formed by forming the other side of the insertion port 31a opposite to the side where the guide portion 31b is present in the thick portion 31c, for example, bulging in a mountain shape. The thick part 31c is provided with two insertion holes 34 penetrating through two places so that a string such as a waist string can be passed therethrough.

The fitting portion 32 of the insertion port structure 30 is a portion that is inserted into and fitted to the proximal end side of the sheath body 10 and has a cross-sectional shape that just fits into the inner hole of the proximal end surface of the sheath body 10.
In the fitting portion 32, a rib 32a having the same shape is formed at a position corresponding to the rib 21a of the pair of saw blade protectors 20, and a coupling hole 33 is formed through the rib 32a.
When the fitting portion 32 is fitted to the sheath body 10 and the front end surface of the fitting portion 32 comes into contact with the front end surfaces of the pair of saw blade protectors 20, the ribs 21a and 32a are mutually connected. In addition, both coupling holes 23 and 33 are in contact with each other.
A step wall 32 b is formed between the fitting portion 32 and the insertion port portion 31. When the fitting portion 32 is inserted from the base end side of the sheath body 10, the base end surface 11b of the sheath body 10 comes into contact with the stepped wall 32b so that the insertion port structure 30 can be positioned automatically. Composed.
The fitting part 32 is fitted to the sheath body 10, and the screw or pin 50 is inserted into the coupling hole 33 and coupled to the pair of saw blade protectors 20, whereby the fixing of the insertion port structure 30 is completed.

With reference to FIGS. 6 and 7, the stopper body 40 has a lid portion 41 formed on the distal end side thereof, and a fitting edge 42 that can be inserted into the sheath body 10 on the proximal end side.
The lid portion 41 of the stopper body 40 has ribs 41a corresponding to the ribs 11a of the sheath body 10 on the front and back, and the fitting edge 42 on the ribs 21a of the pair of saw blade protectors 20 on the front and back. Corresponding ribs 42a are respectively formed. Further, the coupling holes 43 are formed through the ribs 42a of the fitting edge 42, respectively.
The fitting edge 42 is shaped so that its outer shape is just fitted to the distal end side of the sheath body 10, and its end face is formed to correspond to the tip face shape of the pair of saw blade protectors 20. Yes.
Since the stepped wall 42 b is formed between the fitting edge 42 and the lid portion 41, when the fitting edge 42 is inserted into the sheath body 10, the stepped wall 42 b becomes the tip of the sheath body 10. The insertion can be positioned in contact with the surface 11c. Then, screws or pins 50 are inserted into the coupling holes 43 provided in the ribs 42a and coupled to the pair of saw blade protectors 20, thereby completing the fixing of the stopper body 40.
The sum of the length in the longitudinal direction of the saw blade protector 20 and the length of the fitting portion 32 of the insertion port structure 30 and the fitting edge 42 of the stopper body 40 matches the length in the longitudinal direction of the sheath body 10. To do.

With the configuration as described above, in the configuration of the saw sheath of the present invention, the pair of saw blade protectors 20 are inserted into both sides of the inner hole of the sheath body 10, and the inside of the base end surface 11 b of the sheath body 10 is inserted. The insertion port constituting body 30 is inserted into the hole, fixed to the pair of saw blade protectors 20 with screws or pins 50, and the stopper body 40 is inserted into the inner hole of the distal end surface 11c of the sheath body 10. Then, the pair of saw blade protectors 20 are fixed with screws or pins 50. As a result, the entire sheath body 10 is integrally formed in a state where the sheath body 10 is held in a sandwiched state by the insertion port structure 30 and the stopper body 40, and a saw sheath is completed.
In the saw sheath of the present invention, it is possible to cope with various saw sizes only by changing the cutting length between the pair of saw blade protectors 20 and the sheath body 10.

1 is an overall perspective view showing a saw sheath according to an embodiment of the present invention. It is a perspective view which shows the sheath body of a saw sheath. It is a perspective view which shows a pair of saw blade protection body of a saw sheath. It is a perspective view which shows the insertion port structure of a saw sheath. It is the figure which looked at the insertion port structure from the fitting part side. It is a perspective view which shows the stopper body of a saw sheath. It is the figure which looked at the stop cover body from the base end side.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Saw sheath 10 Sheath body 11 Outer shell 11a Rib 11b Base end surface 11c Front end surface 20 A pair of saw blade protector 20a Substantially U-shaped 21 Outer shell 21a Rib 21b Base end surface 21c End surface 23 Coupling hole 30 Insert port structure 31 Insertion Portion 31a Insertion Port 31b Guide Portion 31c Thickness 31d Projection Edge 32 Fitting Portion 32a Rib 32b Stepped Wall 33 Connection Hole 34 Insertion Hole 40 Stopper Body 41 Lid 41a Rib 42 Fitting Edge 42a Rib 42b Stepped Wall 43 Connecting hole 50 Screw or pin

Claims (8)

  A sheath body for housing the saw blade, a pair of saw blade protectors for receiving the saw blade on both sides of the inner hole of the sheath body, and an insertion port structure for inserting the saw blade by constituting the base end portion of the saw sheath A saw sheath having a body and a stop lid body that constitutes a distal end portion of the saw sheath and serves as a stop lid, wherein the sheath body is a metal molded body having a constant cross-sectional shape in the longitudinal direction, and the pair of saws The blade protector is a plastic molded body having a substantially U-shaped cross-sectional shape that matches the shape of both sides in the inner hole of the sheath body, and is substantially U-shaped on both sides in the inner hole of the sheath body. In a state where a saw blade protector having a cross-section is inserted, the pair of the insertion opening constituting body and the stopper body are respectively fitted to the sheath body from both sides thereof, and the pair in the inner hole of the sheath body A saw sheath characterized in that the whole is integrally formed by being coupled to the saw blade protector.   A plurality of longitudinal ribs are formed on the outer shell of the sheath body, and ribs are also formed on the outer shells of the pair of saw blade protectors corresponding to the ribs of the sheath body, whereby a pair of saw blade protectors The ribs of the pair of saw blade protectors are fitted to the ribs of the sheath body and positioned and fixed when inserted into the inner hole of the sheath body. Saw sheath.   2. A coupling hole for coupling and fixing the insertion port structure and the stopper body to the proximal end surface and the distal end surface of the ribs of the pair of saw blade protectors, respectively. The saw sheath according to 1 or 2.   The insertion port structure includes a saw blade insertion port portion at the base end side and a fitting portion with the sheath body at the distal end side, and a step wall between the fitting portion and the insertion port portion. The saw scabbard according to any one of claims 1 to 3, wherein the stepped wall is positioned by coming into contact with a base end surface of the sheath body.   The saw sheath according to claim 4, wherein an insertion port and a guide portion for guiding a saw blade to the insertion port are formed on one side of the insertion port of the insertion port structure.   The saw sheath according to claim 4 or 5, wherein a part of the insertion opening is formed in a thick part, and a plurality of string insertion holes are formed in the thick part for passing attachment strings. .   A plurality of ribs are formed in the fitting portion of the insertion port structure corresponding to the ribs of the pair of saw blade protectors, and the ribs serve as coupling holes for the ribs of the pair of saw blade protectors. Correspondingly, a plurality of coupling holes penetrating the insertion port structure are formed. The saw sheath according to any one of claims 4 to 6.   The saw sheath according to any one of claims 1 to 7, wherein the saw sheath is used for storing a knife such as a knife or a scissors instead of a saw.

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