Scraper blade interlocking attachment apparatus and method
US7325269B2 · kind B2 · utility
1Cited by
5References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2003 |
| Grant date | Feb 5, 2008 |
| Priority date | — |
| Expiry date | Sep 3, 2025 |
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.