US 11,850,898 B1
Chuck for airpump
Fernando Tages, Coral Springs, FL (US)
Assigned to Radian Technologies Corporation, Coral Springs, FL (US)
Filed by Radian Technologies Corporation, Coral Springs, FL (US)
Filed on May 15, 2023, as Appl. No. 18/317,374.
Int. Cl. B60C 29/06 (2006.01)
CPC B60C 29/064 (2013.01) [Y10T 137/3724 (2015.04)] 9 Claims
OG exemplary drawing
 
1. A chuck for inflating a tire having a Presta valve, comprising:
a valve engagement device defining an aperture with a central axis and a diameter, the valve engagement device movable radially with respect to the central axis to increase and decrease the diameter of the aperture;
a locking device engaged with the valve engagement device to lock the valve engagement device in a selected radial position with respect to the central axis of the aperture;
a seal positioned within the valve engagement device, the entire seal moving radially with the valve engagement device;
wherein the seal is a multipart element; and
wherein the seal has a first end with a first diameter and a second end having a second diameter, wherein the first diameter is equal to the second diameter as the seal moves radially.