IT987518B - Apparecchiatura per lo scavo di fori e trincbe di notevole pro fondita - Google Patents

Apparecchiatura per lo scavo di fori e trincbe di notevole pro fondita

Info

Publication number
IT987518B
IT987518B IT21195/71A IT2119571A IT987518B IT 987518 B IT987518 B IT 987518B IT 21195/71 A IT21195/71 A IT 21195/71A IT 2119571 A IT2119571 A IT 2119571A IT 987518 B IT987518 B IT 987518B
Authority
IT
Italy
Prior art keywords
excaving
trunks
holes
equipment
significant depth
Prior art date
Application number
IT21195/71A
Other languages
English (en)
Italian (it)
Inventor
G Botto
Original Assignee
Cemento Compresso Fondisa Spa
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 Cemento Compresso Fondisa Spa filed Critical Cemento Compresso Fondisa Spa
Priority to IT21195/71A priority Critical patent/IT987518B/it
Priority to US00198665A priority patent/US3750770A/en
Priority to ZA721203A priority patent/ZA721203B/xx
Priority to GB829072A priority patent/GB1382454A/en
Priority to NL7202530A priority patent/NL7202530A/xx
Priority to BE779940A priority patent/BE779940R/fr
Priority to CA135,891A priority patent/CA961510A/en
Priority to AT162272A priority patent/AT312510B/de
Priority to FR7207069A priority patent/FR2128474B2/fr
Priority to DE19722209876 priority patent/DE2209876A1/de
Priority to BR001203/72*[A priority patent/BR7201203D0/pt
Priority to ES400972A priority patent/ES400972A2/es
Priority to CH294372A priority patent/CH550291A/xx
Application granted granted Critical
Publication of IT987518B publication Critical patent/IT987518B/it

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
    • E02F3/413—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with grabbing device
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N19/00—Lubricant containers for use in lubricators or lubrication systems

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Earth Drilling (AREA)
  • Load-Engaging Elements For Cranes (AREA)
IT21195/71A 1968-10-23 1971-03-01 Apparecchiatura per lo scavo di fori e trincbe di notevole pro fondita IT987518B (it)

Priority Applications (13)

Application Number Priority Date Filing Date Title
IT21195/71A IT987518B (it) 1971-03-01 1971-03-01 Apparecchiatura per lo scavo di fori e trincbe di notevole pro fondita
US00198665A US3750770A (en) 1971-03-01 1971-11-15 Apparatus for excavating deep holes and trenches
ZA721203A ZA721203B (en) 1971-03-01 1972-02-23 An apparatus for excavating deep holes and trenches
GB829072A GB1382454A (en) 1971-03-01 1972-02-23 Grabs
NL7202530A NL7202530A (fr) 1971-03-01 1972-02-25
BE779940A BE779940R (fr) 1971-03-01 1972-02-28 Appareillage pour creuser des forages et tranchees
CA135,891A CA961510A (en) 1971-03-01 1972-02-29 Apparatus for excavating deep holes and trenches
AT162272A AT312510B (de) 1968-10-23 1972-02-29 Gerät für die Aushebung von Löchern und Gräben von bedeutender Tiefe
FR7207069A FR2128474B2 (fr) 1971-03-01 1972-03-01
DE19722209876 DE2209876A1 (de) 1971-03-01 1972-03-01 Gerät für die Aushebung von Löchern und Gräben von bedeutender Tiefe
BR001203/72*[A BR7201203D0 (pt) 1971-03-01 1972-03-01 Aparelho para escavacao de furos e valas
ES400972A ES400972A2 (es) 1971-03-01 1972-03-01 Aparato para la excavacion de agujeros y trincheras de pro-fundidad considerable.
CH294372A CH550291A (de) 1971-03-01 1972-03-01 Geraet fuer die aushebung von loechern und graeben von bedeutender tiefe.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21195/71A IT987518B (it) 1971-03-01 1971-03-01 Apparecchiatura per lo scavo di fori e trincbe di notevole pro fondita

Publications (1)

Publication Number Publication Date
IT987518B true IT987518B (it) 1975-03-20

Family

ID=11178196

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21195/71A IT987518B (it) 1968-10-23 1971-03-01 Apparecchiatura per lo scavo di fori e trincbe di notevole pro fondita

Country Status (12)

Country Link
US (1) US3750770A (fr)
BE (1) BE779940R (fr)
BR (1) BR7201203D0 (fr)
CA (1) CA961510A (fr)
CH (1) CH550291A (fr)
DE (1) DE2209876A1 (fr)
ES (1) ES400972A2 (fr)
FR (1) FR2128474B2 (fr)
GB (1) GB1382454A (fr)
IT (1) IT987518B (fr)
NL (1) NL7202530A (fr)
ZA (1) ZA721203B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2740101C2 (de) * 1977-09-06 1986-04-24 Casagrande & C. S.p.A., Fontanafredda Bohrgreifer
DE19848792C1 (de) * 1998-10-22 2000-05-04 Netzsch Mohnopumpen Gmbh Tauchpumpeneinrichtung zur Verwendung in einem Bohrloch
EP1439978B1 (fr) * 2001-10-23 2007-01-24 Robert Bosch Gmbh Unite d'entrainement a engrenage munie d'un adaptateur
DE102017004270A1 (de) * 2017-05-03 2018-11-08 Liebherr-Werk Nenzing Gmbh Schlitzwandgreifer mit hybridem Antrieb
CN112253024B (zh) * 2020-12-08 2023-03-24 中国石油天然气集团有限公司 油气井油管清砂装置及清砂方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1618294A (en) * 1926-03-30 1927-02-22 Olson Joseph Underreamer
US2203246A (en) * 1938-11-01 1940-06-04 Estate Of Emil H Zum Berge Underreamer
US2645458A (en) * 1950-07-29 1953-07-14 Yost Merrill Hole boring rig
US3113629A (en) * 1960-11-29 1963-12-10 Benoto Sa Boring apparatus whose opening is adjustable
US3194329A (en) * 1964-06-11 1965-07-13 Calweld Inc Hydraulic grab bucket

Also Published As

Publication number Publication date
CH550291A (de) 1974-06-14
GB1382454A (en) 1975-01-29
FR2128474B2 (fr) 1977-12-23
DE2209876A1 (de) 1972-11-02
US3750770A (en) 1973-08-07
FR2128474A2 (fr) 1972-10-20
NL7202530A (fr) 1972-09-05
ZA721203B (en) 1972-11-29
BR7201203D0 (pt) 1973-05-10
BE779940R (fr) 1972-06-16
ES400972A2 (es) 1975-01-16
CA961510A (en) 1975-01-21

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