US Patent 7647666 Scraper blade interlocking attachment apparatus and method

Patent 7647666 was granted and assigned to SPX Corporation on January, 2010 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

SPX Corporation

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

76476660

Patent Inventor Names

Drew Van Norman0

Benjamin Hardy0

Date of Patent

January 19, 2010

Patent Application Number

119532110

Date Filed

December 10, 2007

Patent Primary Examiner

‌

David A. Redding

Patent 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.

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