JPH0325694U - - Google Patents

Info

Publication number
JPH0325694U
JPH0325694U JP8565489U JP8565489U JPH0325694U JP H0325694 U JPH0325694 U JP H0325694U JP 8565489 U JP8565489 U JP 8565489U JP 8565489 U JP8565489 U JP 8565489U JP H0325694 U JPH0325694 U JP H0325694U
Authority
JP
Japan
Prior art keywords
roller cutter
angular
rotation
axis
parallel
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
Application number
JP8565489U
Other languages
Japanese (ja)
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
Application filed filed Critical
Priority to JP8565489U priority Critical patent/JPH0325694U/ja
Publication of JPH0325694U publication Critical patent/JPH0325694U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は本考案の一実施例に係る掘削機の断面
図、第2図は第1図におけるローラカツタの装着
図、第3図は第2図の側面図、第4図はローラカ
ツタの他の実施例を示す装着図、第5図はローラ
カツタの更に他の実施例を示す装着図、第6図は
ローラカツタの刃の軌跡を示す図、第7図は従来
例に係る掘削機の断面図である。 4……ローラカツタ、4b……山形デイスク刃
、4c……二次刃。
Fig. 1 is a cross-sectional view of an excavator according to an embodiment of the present invention, Fig. 2 is a view of the roller cutter installed in Fig. 1, Fig. 3 is a side view of Fig. 2, and Fig. 4 is another example of the roller cutter shown in Fig. 1. FIG. 5 is an installation diagram showing another embodiment of the roller cutter, FIG. 6 is a diagram showing the locus of the blade of the roller cutter, and FIG. 7 is a sectional view of a conventional excavator. be. 4...Roller cutter, 4b...Chevron disk blade, 4c...Secondary blade.

Claims (1)

【実用新案登録請求の範囲】 1 平行1対の山形デイスク刃と、該山形デイス
ク刃の山形部に回転軸線対して平行或は傾斜して
一体に設けられる二次刃とからなる掘削用ローラ
カツタ。 2 回転軸線に対して傾斜した傾斜刃を交互に交
差して2列に設けたことを特徴とする掘削用ロー
ラカツタ。
[Claims for Utility Model Registration] 1. A roller cutter for excavation comprising a pair of parallel angular disc blades and a secondary blade integrally provided on the angular portion of the angular disc blades parallel to or inclined to the axis of rotation. 2. A roller cutter for excavation characterized by having two rows of inclined blades that are inclined with respect to the axis of rotation and alternately intersecting with each other.
JP8565489U 1989-07-24 1989-07-24 Pending JPH0325694U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8565489U JPH0325694U (en) 1989-07-24 1989-07-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8565489U JPH0325694U (en) 1989-07-24 1989-07-24

Publications (1)

Publication Number Publication Date
JPH0325694U true JPH0325694U (en) 1991-03-15

Family

ID=31634900

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8565489U Pending JPH0325694U (en) 1989-07-24 1989-07-24

Country Status (1)

Country Link
JP (1) JPH0325694U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998003772A1 (en) * 1996-07-22 1998-01-29 Komatsu Ltd. Spiral-shaped roller cutter and tunnel excavator cutter head provided with same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998003772A1 (en) * 1996-07-22 1998-01-29 Komatsu Ltd. Spiral-shaped roller cutter and tunnel excavator cutter head provided with same

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