Blocking apparatus providing an adjustable offset for...

Details Blocking apparatus providing an adjustable offset for... Blocking apparatus providing an adjustable offset for...

2006-06-13

2006-06-13

Nguyen, George (Department: 3726)

Metal working

Means to assemble or disassemble

Including assembly pallet

C269S058000, C425S808000, C451S384000, C451S390000

Reexamination Certificate

active

07059037

ABSTRACT:
According to one aspect, the invention provides a blocking apparatus and a blocking method for precisely aligning a button holder against a block during blocking process of lens manufacturing. According to another aspect, the invention provides an adjustable offset that enables pivotal movement of a button holder for precision alignment. According to yet another aspect, the invention provides a button holder that may flexibly float on a seat stage of a blocking apparatus, where the button holder may include a mechanism to self-align on the seat stage after a block of the blocking apparatus interfaces with the button holder.

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