JPS5863255U - Main boom structure of backhoe - Google Patents

Main boom structure of backhoe

Info

Publication number
JPS5863255U
JPS5863255U JP15793481U JP15793481U JPS5863255U JP S5863255 U JPS5863255 U JP S5863255U JP 15793481 U JP15793481 U JP 15793481U JP 15793481 U JP15793481 U JP 15793481U JP S5863255 U JPS5863255 U JP S5863255U
Authority
JP
Japan
Prior art keywords
main boom
backhoe
base end
boom structure
side plates
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.)
Granted
Application number
JP15793481U
Other languages
Japanese (ja)
Other versions
JPS6319405Y2 (en
Inventor
矢野　三雄
折口　陽一
Original Assignee
セイレイ工業株式会社
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 by セイレイ工業株式会社 filed Critical セイレイ工業株式会社
Priority to JP15793481U priority Critical patent/JPS5863255U/en
Publication of JPS5863255U publication Critical patent/JPS5863255U/en
Application granted granted Critical
Publication of JPS6319405Y2 publication Critical patent/JPS6319405Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Shovels (AREA)
  • Forklifts And Lifting Vehicles (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図はバックホーの全体側面図、第２図は主ブームの
側面図、第３図は同主ブームの基端部分を示す平面図で
ある。 Ａ：バックホー、Ｂ：掘削装置、４：主ブーム、４ａＨ
左側板、４ｂ：右側板、４Ｃ：上側板、４ｄ：下側板、
１２：支点ボス、１３，１３：補強板。FIG. 1 is an overall side view of the backhoe, FIG. 2 is a side view of the main boom, and FIG. 3 is a plan view showing the base end portion of the main boom. A: Backhoe, B: Drilling rig, 4: Main boom, 4aH
Left side plate, 4b: Right side plate, 4C: Upper side plate, 4d: Lower side plate,
12: Fulcrum boss, 13, 13: Reinforcement plate.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 左右側板４ａ、４ｂと上下側板４ｃ、ｄとで断面略方形
状に形成した主ブーム４を有するバックホーにおいて、
上記左右側板４ａ、４ｂをそれぞれ基端から先端部にか
けて一枚の板材により形成させ、かつ７主ブーム４の基
端側において左右側板４ａ、４ｂの外側に補強板１３．
１３を設けるとともに、同補強板１３．１３の基端側を
外側方向に広げた状態で、この補強板１３．１３の基端
を主ブーム４の基端に設けた支点ボス１２に溶着させる
ように構成したことを特徴とする主ブーム構造。In a backhoe having a main boom 4 formed into a substantially rectangular cross section by left and right side plates 4a, 4b and upper and lower side plates 4c, d,
The left and right side plates 4a and 4b are each formed of a single plate from the base end to the tip end, and reinforcing plates 13.
13 is provided, and the base end of the reinforcing plate 13.13 is welded to the fulcrum boss 12 provided at the base end of the main boom 4 with the base end side of the reinforcing plate 13.13 expanded outward. A main boom structure characterized by comprising:
JP15793481U 1981-10-21 1981-10-21 Main boom structure of backhoe Granted JPS5863255U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15793481U JPS5863255U (en) 1981-10-21 1981-10-21 Main boom structure of backhoe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15793481U JPS5863255U (en) 1981-10-21 1981-10-21 Main boom structure of backhoe

Publications (2)

Publication Number Publication Date
JPS5863255U true JPS5863255U (en) 1983-04-28
JPS6319405Y2 JPS6319405Y2 (en) 1988-05-31

Family

ID=29950439

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15793481U Granted JPS5863255U (en) 1981-10-21 1981-10-21 Main boom structure of backhoe

Country Status (1)

Country Link
JP (1) JPS5863255U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019077042A1 (en) * 2017-10-20 2019-04-25 Schwing Gmbh Double-walled boom segment

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5188902U (en) * 1975-01-14 1976-07-16
JPS5346101A (en) * 1976-10-07 1978-04-25 Case Co J I Back hoe structure
JPS5396302U (en) * 1977-01-10 1978-08-05
JPS56759U (en) * 1979-06-15 1981-01-07
JPS5612354A (en) * 1979-07-10 1981-02-06 Ihara Chem Ind Co Ltd 3'-(fluoropropoxy)-2-substituted benzanilide, its preparation and aquatic life repellent containing the same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5188902U (en) * 1975-01-14 1976-07-16
JPS5346101A (en) * 1976-10-07 1978-04-25 Case Co J I Back hoe structure
JPS5396302U (en) * 1977-01-10 1978-08-05
JPS56759U (en) * 1979-06-15 1981-01-07
JPS5612354A (en) * 1979-07-10 1981-02-06 Ihara Chem Ind Co Ltd 3'-(fluoropropoxy)-2-substituted benzanilide, its preparation and aquatic life repellent containing the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019077042A1 (en) * 2017-10-20 2019-04-25 Schwing Gmbh Double-walled boom segment

Also Published As

Publication number Publication date
JPS6319405Y2 (en) 1988-05-31

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