NL7202530A - - Google Patents
Info
- Publication number
- NL7202530A NL7202530A NL7202530A NL7202530A NL7202530A NL 7202530 A NL7202530 A NL 7202530A NL 7202530 A NL7202530 A NL 7202530A NL 7202530 A NL7202530 A NL 7202530A NL 7202530 A NL7202530 A NL 7202530A
- Authority
- NL
- Netherlands
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)
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 |
|---|---|
| NL7202530A true NL7202530A (fr) | 1972-09-05 |
Family
ID=11178196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7202530A NL7202530A (fr) | 1971-03-01 | 1972-02-25 |
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)
| 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)
| 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 |
-
1971
- 1971-03-01 IT IT21195/71A patent/IT987518B/it active
- 1971-11-15 US US00198665A patent/US3750770A/en not_active Expired - Lifetime
-
1972
- 1972-02-23 GB GB829072A patent/GB1382454A/en not_active Expired
- 1972-02-23 ZA ZA721203A patent/ZA721203B/xx unknown
- 1972-02-25 NL NL7202530A patent/NL7202530A/xx unknown
- 1972-02-28 BE BE779940A patent/BE779940R/fr active
- 1972-02-29 CA CA135,891A patent/CA961510A/en not_active Expired
- 1972-03-01 ES ES400972A patent/ES400972A2/es not_active Expired
- 1972-03-01 BR BR001203/72*[A patent/BR7201203D0/pt unknown
- 1972-03-01 FR FR7207069A patent/FR2128474B2/fr not_active Expired
- 1972-03-01 CH CH294372A patent/CH550291A/xx unknown
- 1972-03-01 DE DE19722209876 patent/DE2209876A1/de active Pending
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 |
| ZA721203B (en) | 1972-11-29 |
| BR7201203D0 (pt) | 1973-05-10 |
| BE779940R (fr) | 1972-06-16 |
| ES400972A2 (es) | 1975-01-16 |
| IT987518B (it) | 1975-03-20 |
| CA961510A (en) | 1975-01-21 |