A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
An electric dredger includes a shaft rod and a helical reeling piece. The shaft rod has a shaft sleeve made of micro-soft iron connected to the first end thereof. The helical reeling piece is connected to a central shaft hole of the shaft sleeve. An external end surface of the shaft sleeve is provided with an inclined surface. A connecting rod is connected to a second end of the shaft rod and connected to an electric drilling tool.
An electric dredger includes a shaft rod and a helical reeling piece. The shaft rod has a shaft sleeve made of micro-soft iron connected to the first end thereof. The helical reeling piece is connected to a central shaft hole of the shaft sleeve. An external end surface of the shaft sleeve is provided with an inclined surface. A connecting rod is connected to a second end of the shaft rod and connected to an electric drilling tool.
ELECTRIC DREDGER
ELEKTRISCHER BAGGER
DRAGUE ÉLECTRIQUE
YU MUCUN (author)
2016-11-16
Patent
Electronic Resource
English
IPC:
E03C
DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER
,
Hausinstallationen für Frisch- oder Abwasser