Patent · US Expired

Crosscut sampler

US4082004A · kind A · utility

11Cited by
4References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 14, 1977
Grant dateApr 4, 1978
Priority date
Expiry dateApr 14, 1997

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2001/2092
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A crosscut sampler attachable into the conveying pipes of a pneumatic or gravity system and including an elongate sample collecting head having a slot-like entrance port and facing the entrance opening of the housing, the head being elongate and tapering divergently from said entrance port and being mounted on a slidable mounting tube slidably extending through the sidewall of the housing; there being a closure to lie flush against the front face of the housing and tightly seal the slot-like entrance when the head is in rest position, an air cylinder for moving the head and mounting tube transversely of the flow passage in the housing and a collecting container for the samples of granular or particulate material.

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