Patent · US Active

Connection device

US11168823B2 · kind B2 · utility

0Cited by
11References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 4, 2018
Grant dateNov 9, 2021
Priority date
Expiry dateNov 10, 2039

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16L37/248
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A connection device for a core drilling assembly connectible between a head assembly of a core drilling assembly and an inner tube of the core drilling assembly. The connection device has a first connection portion and a second connection portion, and has a connection mechanism arranged to facilitate engagement of the first and second connection portions with each other and disengagement of the first and second connection portions from each other.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.