Patent · US Active

Scraper blade interlocking attachment apparatus and method

US7647666B2 · kind B2 · utility

0Cited by

5References

7Claims

0Family size

Assignee

SPX Corporation · US

Inventors

Benjamin Hardy · Burlington, US
Drew Van Norman · Whitewater, US

Key dates

Filing date	Dec 10, 2007
Grant date	Jan 19, 2010
Priority date	—
Expiry date	Dec 10, 2027

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF28F19/008
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

Attachment apparatus and method for interlocking attachment of a scraper blade with a drive shaft of a scraped surface heat exchanger includes a blade having dual attachment beams and a central locking member, and at least one pin having dual fingers each for interlocking with a respective attachment beam.

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