Patent ID: 6247737
Filing Date: 2001-06-19
Classification: C30B,Y10T

Abstract:
An apparatus comprising:an annular purge tube holding ring of a crystal growing machine; anda tool for use in handling said annular purge tube holding ring in a crystal pulling chamber of a size only slightly greater in diameter than an outer diameter of the annular purge tube holding ring, the tool comprising:(a) a pair of legs each having an upper end and a lower end;(b) a resilient member interconnecting said upper ends;(c) a respective foot extending outward from said lower end of each said leg; and(d) a flexible tension-bearing member having a pair of opposite ends each attached to said resilient member adjacent a respective one of said upper ends, said tension-bearing member being located close enough to said resilient member to be grasped together therewith by a person's hand and said tension-bearing member being arranged with respect to said resilient member so that deflecting said tension-bearing member toward said resilient member moves said feet toward each other together closely enough for said feet to pass through an interior space within said annular purge tube holding ring.