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David S. Calkins Patents
Inventor:
Calkins; David S.
Address:
Branford, CT
No. of patents:
6
Patents:




Patent Number Title Of Patent Date Issued
D429687 Power supply and rivet supply console for a rivet setting tool August 22, 2000
D423896 Rivet setting tool May 2, 2000
7024742 Rivet tool with remote intensifier auto fill/recharge system April 11, 2006
A rivet setting tool having a remote intensifier and autofill/recharge system is provided. The rivet setting tool has a hydraulic pulling head which is coupled to an intensifier. The intensifier has a mechanism for providing hydraulic pressure to the hydraulic rivet head to set a rivet
6347449 Modular portable rivet setting tool February 19, 2002
A portable rivet setting system is provided with a modular design. The portable rivet setting system includes an electronic control module, a pneumatic control module, a rivet feeder device, an escapement mechanism and an umbilical assembly including a rivet setting tool each modularly
6125680 Rivet tool adjustable rivet delivery device October 3, 2000
A rivet delivery device is provided for transferring a rivet from a rivet passage to a nose piece of a pulling head and jaw case mechanism. The rivet delivery device is air driven to extend forwardly of the rivet setting tool and rotates to present a rivet in front of the jaws and then
6079604 Rivet tool escapement mechanism June 27, 2000
An improved escapement mechanism is provided including a reciprocating nesting block which periodically advances a rivet or other fastener to a delivery tube. The escapement mechanism includes a cover plate mounted to the housing and secured in place by a pair of locating pins and a thum


 
 
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