Patent ID: 11937919
Assignee: THE SECRETARY OF STATE FOR DEFENCE
Field: Surface technology, coating (Chemistry)
Classification: CPC A  B  C | IPC A  B  C

Claim 0:
1. An apparatus for visualizing a print on an object, the apparatus comprising:
a base defining a surface, the base comprising a first heating element in thermal communication with a receptacle having an opening adapted to receive an agent, the receptacle protruding from the surface of the base;
a housing adapted to contact the base to provide a sealed chamber; and
a port adapted to apply a vacuum to or release a vacuum from the sealed chamber,, wherein the receptacle comprises, along its length, two portions: a first portion, at the base of the receptacle, in contact with, or designed to be heated directly by, the first heating element; and a second portion, adjacent to the opening to the receptacle, either not in contact with, or not directly heated by, the first heating element, wherein the first portion of the receptacle comprises a heat conductive material, and the second portion of the receptacle comprises a material that is (i) less heat conductive than the heat conductive material of the first portion or (ii) an insulating material.