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Vibration and Earthquake Isolation

Adjustment-mechanism

Filter assembly

What is claimed is: 1. An inline filter assembly adapted for use in a paint spray supply system ...

Filter for intra-channel clarification

Therefore, it is an object of this invention to provide an improved filter for use in conjunction ...

Clothes drier socket

In one embodiment of the invention, a socket comprises a pair of L shaped sheet metal members which ...

Pressure relief and shut-off valve

An inexpensive, versatile and effective combination valve is provided that functions to relieve ...

Anchor bolt assembly

OF INVENTION Structure of Assembly Referring now to FIGS. 1 and 2, there is shown a preferred ...

Expansion anchor stud

I claim: 1. An expansion anchor stud (10) for securing a member with a nut to a surface, said ...

Blind fastener for composite material

OF THE PREFERRED EMBODIMENTS Referring to FIGS. 1 through 4, a first example of a joint assembly ...

Method for preservation of fresh fish or sea-food

OF THE INVENTION Other and further features of the invention will be clearly understood by ...

Anchor device for resin anchor system

What is claimed as the invention is: 1. An anchor for use in a hole with a bolt and cartridge ...

Rock bolt and installation system

According to the present invention, an improved rock bolt and a method and apparatus for installing ...

Adjustment mechanism

Details

Inventors: Symborski, Alex P.;
Assignee: Owens-Corning Fiberglas Corporation (Toledo, OH)
Primary Examiner: Kundrat; Andrew V.
Assistant Examiner:
Attorney, Agent or Firm: Hudgens; Ronald C., Cloutier; Philip R., Wetmore; Kenneth H.

An adjustment mechanism is provided, the mechanism providing minute movement by use of a single screw engaging a fixed member and a movable member. The mechanism is particularly suitable for finshield adjustments adjacent bushings.

DETAILED DESCRIPTION What is claimed is: 1.
Apparatus comprising: (a) a first member having a threaded section: (b) a second member spaced from said first member and having a threaded section, said first member being movably connected to said second member for constrained vertical mevement, with a small are in the movement; and , (c) a screw member positioned between said first and said second member, said screw member having upper and lower threaded portions, said upper threaded portion engaging the threaded section of said first member and said lower threaded portion engaging the threaded section of said second member, the threads of said upper threaded portion having a pitch unlike the pitch of the threads of said lower threaded portion and the threads of said upper threaded portion and said lower threaded portion being of the same hand.
2.
The apparatus of claim 1 in which said first member is adapted with a protruding threaded section.
3.
The apparatus of claim 1 in which said second member is adapted with a protruding threaded section.
4.
The apparatus of claim 1 in which said first member and said second member is adapted with a protruding threaded section.
5.
The apparatus of claim 1 in which said upper threaded portion contains 40 threads per inch and said lower threaded portion contains 24 threads per inch.
6.
The apparatus of claim 1 in which said upper threaded portion contains about 40 threads per inch and said lower threaded portion contains 32 threads per inch.
7.
The apparatus of claim 2 in which said first member is afixed to a finshield.
8.
The apparatus of claim 1 in which said first member is movable upwardly at about 0.
0063 inch per revolution of said screw member.
9.
The apparatus of claim 1 in which the upper threaded portion of said screw member has a smaller pitch than the lower threaded portion of said screw member.
10.
The apparatus of claim 1 in which the lower threaded portion of said screw member has a larger pitch than the upper threaded portion of said screw member

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