JPH0228001Y2 - - Google Patents
Info
- Publication number
- JPH0228001Y2 JPH0228001Y2 JP1983172150U JP17215083U JPH0228001Y2 JP H0228001 Y2 JPH0228001 Y2 JP H0228001Y2 JP 1983172150 U JP1983172150 U JP 1983172150U JP 17215083 U JP17215083 U JP 17215083U JP H0228001 Y2 JPH0228001 Y2 JP H0228001Y2
- Authority
- JP
- Japan
- Prior art keywords
- spike
- mounting
- spike bumper
- bumper
- utility
- 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
Links
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B17/00—Chain saws; Equipment therefor
- B27B17/0083—Attachments for guiding or supporting chain saws during operation
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Sawing (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Description
【考案の詳細な説明】
技術分野
本考案は伐木造材作業で使用される可搬式チエ
ーンソーのスパイクバンパーに関する。[Detailed Description of the Invention] Technical Field The present invention relates to a spike bumper for a portable chainsaw used in felling and construction work.
背景技術
通常、チエーンソーは鋸刃チエーンを回転可能
に案内するガイドバーに近接してチエーンソー本
体の前方端部にスパイクバンパーを取付け、作業
に入る前に木や丸太に正しく当てておき、作業中
に本体が木の方へ急に引込まれたり、滑つたりし
て思わぬ災害を起すことを防止するようになつて
いる。BACKGROUND ART Usually, a chainsaw is equipped with a spike bumper on the front end of the chainsaw body close to the guide bar that rotatably guides the saw blade chain, and the spike bumper is installed on the front end of the chainsaw body before starting work, and the spike bumper is placed on the tree or log before starting work. This is designed to prevent the main body from suddenly pulling toward a tree or slipping, causing unexpected disasters.
このような従来のチエーンソーを第１図に例示
するが、このチエーンソーはその本体１の内部に
小形空冷２サイクルガソリンエンジン等の内燃機
関を動力源として内蔵しており、本体１の前方端
部から前方へ突出するガイドバー２の周囲に鋸刃
チエーン３が回転可能に取付けられており、鋸刃
チエーン３は使用中に本体１内の内燃機関によつ
て駆動されて木を切断する。 Such a conventional chainsaw is illustrated in FIG. 1, and this chainsaw has an internal combustion engine such as a small air-cooled two-stroke gasoline engine built into its main body 1 as a power source. A saw blade chain 3 is rotatably mounted around a guide bar 2 projecting forward, and during use the saw blade chain 3 is driven by an internal combustion engine within the main body 1 to cut wood.
ガイドバー２の操作者寄りの側部に近接してそ
れとほぼ平行に、スパイクバンパー４が一対のボ
ルト５及び６によつて本体１の前記端部に取付け
られている。このスパイクバンパー４は鋼板等で
平板状に作られており、且つ第２図に一層明瞭に
示されているように長手方向の両端にボルト５及
び６がそれぞれ通る丸穴７及び８を形成してお
り、且つ一側部には外方へ突出する複数の歯９，
１０，１１，１２，１３及び１４が一体に形成さ
れている。通常これらの歯のうち丸穴８を形成し
た端部に近い歯１２，１３及び１４はそれらの先
端が外側へ突出する曲線上に位置するように形成
されており、スパイクバンパー４は丸穴８を有す
る端部がチエーンソーの本体１の前端部下方の位
置で第１図に示したようにボルト６によつて固定
され且つ丸穴７を有する端部が本体１の前端部上
方位置でボルト５によつて固定されるように配設
される。 Close to and substantially parallel to the operator-facing side of the guide bar 2, a spike bumper 4 is attached to said end of the body 1 by a pair of bolts 5 and 6. This spike bumper 4 is made of a steel plate or the like in the shape of a flat plate, and has round holes 7 and 8 formed at both longitudinal ends through which bolts 5 and 6 pass, respectively, as shown more clearly in FIG. and a plurality of teeth 9 protruding outward on one side.
10, 11, 12, 13 and 14 are integrally formed. Normally, the teeth 12, 13 and 14 near the end where the round hole 8 is formed are formed so that their tips are located on a curved line projecting outward, and the spike bumper 4 is formed so that the end of the round hole 8 is located on a curved line. The end portion having the round hole 7 is fixed to the bolt 6 at a position below the front end of the main body 1 of the chainsaw as shown in FIG. It is arranged so that it is fixed by.
上記構成を有するスパイクバンパーでは、作業
対象となる木や丸太などの形状や太さに対する最
適適用範囲が狭く、また機種ごとにそれに適した
スパイクバンパーを作らねばならないという欠点
があつた。 The spike bumper having the above structure has the disadvantage that the optimum range of application for the shape and thickness of the tree or log to be worked on is narrow, and that a spike bumper suitable for each model must be made.
考案の目的
本考案は上記従来のスパイクバンパーの欠点を
取除くと共に作業対象となる木や丸太などの形状
や太さに対する適用範囲の広い簡単で便利な構造
のスパイクバンパーを提供することを目的とす
る。Purpose of the invention The purpose of the invention is to eliminate the drawbacks of the conventional spike bumpers mentioned above, and to provide a spike bumper with a simple and convenient structure that can be applied to a wide range of shapes and thicknesses of trees and logs to be worked on. do.
考案の構成
即ち、本考案の構成は、鋸刃チエーンを回転可
能に案内するガイドバーに近接してチエーンソー
の本体の前方端部に取付けられるスパイクバンパ
ーにおいて、チエーンソーの本体の前方端部に取
付けられる取付基準穴を長手方向の一端部に形成
し、前記取付基準穴の中心を中心とする円弧方向
にスパイクバンパーの取付位置を調節し得る取付
調節穴を他端部に形成したことを特徴とする。Structure of the invention That is, the structure of the invention includes a spike bumper that is attached to the front end of the chainsaw body in proximity to a guide bar that rotatably guides the saw blade chain. A mounting reference hole is formed at one end in the longitudinal direction, and a mounting adjustment hole is formed at the other end for adjusting the mounting position of the spike bumper in an arc direction centered on the center of the mounting reference hole. .
考案の効果
従つて本考案は、作業対象となる木や丸太の形
状や太さに応じてスパイクバンパーの取付位置を
簡単に調節することにより広い範囲にわたつて最
大のバンパー効果を発揮することができると共
に、異なる機種のチエンソーに共通に使用するこ
とができ、伐木造材作業の能率を大幅に向上し得
る経済的なスパイクバンパーを提供できる。Effects of the invention Therefore, the present invention can maximize the bumper effect over a wide range by easily adjusting the mounting position of the spike bumper according to the shape and thickness of the tree or log being worked on. In addition, it is possible to provide an economical spike bumper that can be commonly used for different types of chainsaws and can greatly improve the efficiency of felling and construction work.
実施例
次に、本考案の構成の図面実施例に従つて説明
する。Embodiment Next, the configuration of the present invention will be explained according to a drawing embodiment.
第３図に示した本考案によるスパイクバンパー
２０は第１図及び第２図に示した従来のスパイク
バンパー４と同様な材料で作られており、その長
手方向の一端部に取付基準穴２１が形成されてお
り、第１図に示したボルト５がこの取付基準穴２
１を通つてチエーンソーの本体１の前端部に螺着
されて取付基準穴２１を有する端部を本体１の前
端部上方に固定する。 The spike bumper 20 according to the present invention shown in FIG. 3 is made of the same material as the conventional spike bumper 4 shown in FIGS. 1 and 2, and has a mounting reference hole 21 at one longitudinal end. The bolt 5 shown in Fig. 1 is inserted into this mounting reference hole 2.
1 and screwed onto the front end of the chainsaw body 1 to fix the end having the mounting reference hole 21 above the front end of the chainsaw body 1.
更に、スパイクバンパー２０は他端部に２つの
取付調節穴２２及び２３を形成しており、取付調
節穴２２，２３の中心は取付基準穴２１の中心を
中心とする円弧上にある。使用中に、第１図に示
したボルト６を取付調節穴２２又は２３のいずれ
かに通してスパイクバンパー２０の上記他端部を
チエーンソーの本体１の前端部下方に固定する。 Furthermore, the spike bumper 20 has two mounting adjustment holes 22 and 23 formed at the other end thereof, and the centers of the mounting adjustment holes 22 and 23 lie on an arc centered on the center of the mounting reference hole 21. During use, the other end of the spike bumper 20 is fixed to the lower front end of the chainsaw body 1 by passing the bolt 6 shown in FIG. 1 through either the mounting adjustment hole 22 or 23.
スパイクバンパー２０の一側部に、外方へ突出
する六つの歯２４，２５，２６，２７，２８及び
２９が一体に形成されており、取付調節穴２２，
２３を有する端部に近い歯２７，２８及び２９は
それらの先端がほぼ一直線上に位置するように形
成されて、木に引掛け易い様にしている。 Six outwardly protruding teeth 24, 25, 26, 27, 28 and 29 are integrally formed on one side of the spike bumper 20, and the mounting adjustment holes 22,
Teeth 27, 28 and 29 near the end with 23 are formed so that their tips lie approximately in a straight line to facilitate hooking onto wood.
第４図に示したように、比較的太い木T1を切
断する時には、ボルト６を取付調節穴２２に通し
てスパイクバンパー２０の下端部をチエーンソー
の本体１側に近付けて固定し、歯２８及び２９を
木T1に押当ててチエーンソーを木に対して最適
な位置に配置することができる。また、比較的細
い木T2を切断する時には、ボルト６を取付調節
穴２３に通してスパイクバンパー２０の下端部を
前方へ突出させた位置で本体１に固定し、歯２８
及び２９を木T2に押当ててバンパー効果の高い
最適位置に配置することができる。 As shown in FIG. 4, when cutting a relatively thick tree T1 , the bolt 6 is passed through the mounting adjustment hole 22, the lower end of the spike bumper 20 is fixed close to the main body 1 side of the chainsaw, and the teeth 28 are fixed. and 29 can be pressed against the tree T1 to place the chainsaw at the optimum position with respect to the tree. When cutting a relatively thin tree T 2 , the bolt 6 is passed through the mounting adjustment hole 23 and the spike bumper 20 is fixed to the main body 1 at a position where the lower end protrudes forward, and the teeth 28
and 29 can be pressed against the tree T 2 and placed at an optimal position with a high bumper effect.
次に、第５図に示した本考案による別の実施例
のスパイクバンパー３０は、第３図のスパイクバ
ンパー２０の二つの取付調節穴２２及び２３の代
りに、一端部の取付基準穴（図示せず）の中心を
中心とする円弧状の取付調節溝穴３１を他端部に
形成しており、ボルト６による取付位置を取付調
節溝穴３１の長手方向長さの範囲内で自由に選ぶ
ことができるようになつている。 Next, the spike bumper 30 according to another embodiment of the present invention shown in FIG. 5 has a mounting reference hole at one end (see FIG. An arc-shaped mounting adjustment slot 31 centered at the center of the mounting adjustment slot 31 (not shown) is formed at the other end, and the mounting position with the bolt 6 can be freely selected within the longitudinal length of the mounting adjustment slot 31. It is now possible to do so.
第１図は従来のスパイクバンパーを取付けたチ
エーンソーの一部破断概略側面図、第２図は第１
図のスパイクバンパーの拡大側面図、第３図は本
考案による一例のスパイクバンパーの側面図、第
４図は第３図のスパイクバンパーの使用状態を示
す説明図、そして第５図は本考案による別の実施
例のスパイクバンパーの破断側面図である。
１……チエンソー、２０，３０……スパイクバ
ンパー、２１……取付基準穴、２２，２３……取
付調節穴、２４，２５，２６，２７，２８，２９
……歯、３１……取付調節溝穴。
Figure 1 is a partially cutaway schematic side view of a chainsaw with a conventional spike bumper attached, and Figure 2 is a side view of a chainsaw with a conventional spike bumper attached.
FIG. 3 is a side view of an example of the spike bumper according to the present invention, FIG. 4 is an explanatory diagram showing how the spike bumper shown in FIG. 3 is used, and FIG. 5 is an illustration of the spike bumper according to the present invention. FIG. 7 is a cutaway side view of another example spike bumper. 1... Chain saw, 20, 30... Spike bumper, 21... Mounting reference hole, 22, 23... Mounting adjustment hole, 24, 25, 26, 27, 28, 29
...Teeth, 31...Mounting adjustment slot.
Claims (1)
ーに近接してチエーンソーの本体の前方端部に
取付けられるスパイクバンパーにおいて、チエ
ーンソーの本体の前方端部に取付けられる取付
基準穴を長手方向の一端部に形成し、前記取付
基準穴の中心を中心とする円弧方向にスパイク
バンパーの取付位置を調節し得る取付調節穴を
他端部に形成したことを特徴とするスパイクバ
ンパー。 (2) 実用新案登録請求の範囲第１項記載のスパイ
クバンパーにおいて、前記取付調節穴が前記円
弧方向に離隔して形成された少なくとも二つの
丸穴であることを特徴とするスパイクバンパ
ー。 (3) 実用新案登録請求の範囲第１項記載のスパイ
クバンパーにおいて、前記取付調節穴が前記円
弧方向に延在する溝穴であることを特徴とする
スパイクバンパー。 (4) 実用新案登録請求の範囲第１項記載のスパイ
クバンパーにおいて、前記取付調節穴を形成し
た端部に近接した側部に少なくとも三つの歯が
それらの先端をほぼ一直線上に位置するように
形成されていることを特徴とするスパイクバン
パー。[Claims for Utility Model Registration] (1) A spike bumper that is attached to the front end of the chainsaw body in close proximity to a guide bar that rotatably guides the saw blade chain. A mounting reference hole is formed at one end in the longitudinal direction, and a mounting adjustment hole is formed at the other end for adjusting the mounting position of the spike bumper in an arc direction centered on the center of the mounting reference hole. spike bumper. (2) Utility Model Registration The spike bumper according to claim 1, wherein the mounting adjustment holes are at least two round holes formed apart from each other in the arc direction. (3) Utility Model Registration The spike bumper according to claim 1, wherein the mounting adjustment hole is a slot extending in the arc direction. (4) In the spike bumper according to claim 1 of the utility model registration, at least three teeth are located on the side near the end where the mounting adjustment hole is formed, so that their tips are located substantially in a straight line. A spike bumper characterized by being formed.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983172150U JPS6080901U (en) | 1983-11-07 | 1983-11-07 | spike bumper |
| DE19843439569 DE3439569A1 (en) | 1983-11-07 | 1984-10-29 | Spine stop for power chain saws |
| US06/888,105 USH378H (en) | 1983-11-07 | 1986-07-18 | Spiked bumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983172150U JPS6080901U (en) | 1983-11-07 | 1983-11-07 | spike bumper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6080901U JPS6080901U (en) | 1985-06-05 |
| JPH0228001Y2 true JPH0228001Y2 (en) | 1990-07-27 |
Family
ID=15936487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1983172150U Granted JPS6080901U (en) | 1983-11-07 | 1983-11-07 | spike bumper |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | USH378H (en) |
| JP (1) | JPS6080901U (en) |
| DE (1) | DE3439569A1 (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5252197B2 (en) * | 2008-11-14 | 2013-07-31 | 株式会社やまびこ | Chainsaw |
| US20150307435A1 (en) * | 2012-03-30 | 2015-10-29 | Exxonmobil Chemical Patents Inc. | Esterification Process |
| USD741678S1 (en) | 2012-04-13 | 2015-10-27 | Andreas Stihl Ag & Co. Kg | Chain saw for cutting stone |
| USD732358S1 (en) | 2012-08-02 | 2015-06-23 | Andreas Stihl Ag & Co. Kg | Battery powered hedge trimmer |
| USD744308S1 (en) | 2012-08-02 | 2015-12-01 | Andreas Stihl Ag & Co. Kg | Chainsaw |
| USD763051S1 (en) | 2014-04-04 | 2016-08-09 | Andreas Stihl Ag & Co. Kg | Chainsaw |
| USD758150S1 (en) | 2014-04-04 | 2016-06-07 | Andreas Stihl Ag & Co. Kg | Cordless trimmer with bike handle |
| USD758151S1 (en) | 2014-04-04 | 2016-06-07 | Andreas Stihl Ag & Co. Kg | Cordless trimmer with loop handle |
| USD799286S1 (en) | 2015-03-05 | 2017-10-10 | Andreas Stihl Ag & Co. Kg | Pole pruner head |
| USD798679S1 (en) | 2015-08-06 | 2017-10-03 | Andreas Stihl Ag & Co., Kg | Cordless trimmer |
| USD790303S1 (en) | 2015-08-06 | 2017-06-27 | Andreas Stihl Ag & Co. Kg | Cordless chainsaw |
| USD826021S1 (en) | 2016-02-15 | 2018-08-21 | Andreas Stihl Ag & Co., Kg | Chain saw |
| USD830798S1 (en) | 2016-06-03 | 2018-10-16 | Andreas Stihl Ag & Co. Kg | Battery powered trimmer |
| USD846960S1 (en) | 2016-06-03 | 2019-04-30 | Andreas Stihl Ag & Co. Kg | Battery powered hedge trimmer |
| USD1018234S1 (en) * | 2021-07-12 | 2024-03-19 | Westcoast Saw, Llc | Pair of felling dogs |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2572405A (en) * | 1948-05-25 | 1951-10-23 | Albert F Stone | Turret-mounted chain-saw holding claw |
| DE2632359C2 (en) * | 1976-07-17 | 1985-05-23 | Fa. Andreas Stihl, 7050 Waiblingen | Hand-held motor chainsaw |
-
1983
- 1983-11-07 JP JP1983172150U patent/JPS6080901U/en active Granted
-
1984
- 1984-10-29 DE DE19843439569 patent/DE3439569A1/en not_active Withdrawn
-
1986
- 1986-07-18 US US06/888,105 patent/USH378H/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6080901U (en) | 1985-06-05 |
| USH378H (en) | 1987-12-01 |
| DE3439569A1 (en) | 1985-05-23 |
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