US 11,914,199 B2
Optical fiber cable connector
Christopher Gaal, Mansfield, MA (US); Gregory Altshuler, Lincoln, MA (US); and Valery Kozlov, Lexington, MA (US)
Assigned to IPG Photonics Corporation, Oxford, MA (US)
Filed by IPG Photonics Corporation, Oxford, MA (US)
Filed on Oct. 29, 2020, as Appl. No. 17/084,165.
Claims priority of provisional application 63/013,178, filed on Apr. 21, 2020.
Claims priority of provisional application 62/927,419, filed on Oct. 29, 2019.
Prior Publication US 2021/0157064 A1, May 27, 2021
Int. Cl. G02B 6/38 (2006.01); A61N 5/06 (2006.01); G02B 6/42 (2006.01)
CPC G02B 6/3882 (2013.01) [A61N 5/06 (2013.01); G02B 6/3861 (2013.01); G02B 6/3893 (2013.01); G02B 6/3897 (2013.01); G02B 6/4206 (2013.01)] 7 Claims
OG exemplary drawing
 
1. An optical fiber connector coupling for connecting a laser radiation source to a device, the coupling comprising a launch connector having a forward end, a rearward end and an axis, the launch connector comprising a body portion with an optical fiber extending into the body portion at the rearward end, the launch connector having a mechanical connection portion defined by the body portion and an optical connection portion, the optical connection portion contained within the mechanical connection portion and comprising a male ferrule connected to the optical fiber, the optical fiber having a forwardly exposed facet at a forward end of the ferrule, a block of compliant elastomeric material centrally positioned within the body portion about the launch connector axis, the block configured as a cup with a central aperture, the cup receiving a rearward end of the optical connection portion, the cup positioned at a shoulder of the optical connection portion, and abutting a rearward facing surface of the optical connection portion.