Patent US4082469A successfully refreshed from Google Patents.
US4082469A
Expired / Lapsed
US
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Adjustment mechanism
Assignee: Owens Corning
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Filing: 1977-01-24
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Granted: 1978-04-04
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Expires: 1997-01-24
Abstract
Abstract 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.
Inventors
- 👤 Alex P. Symborski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 02:14
CPC Classifications
C; C03; C03B; C03B37/00; C03B37/01; C03B37/02; C03B37/0203; C03B37/0209; Y; Y10; Y10T; Y10T403/00; Y10T403/29; Y10T403/297
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
132 words
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.
Claim 2
Dependent Claim
132 words
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.
Claim 3
Dependent Claim
17 words
The apparatus of claim 1 in which said first member is adapted with a protruding threaded section.
Claim 4
Dependent Claim
17 words
The apparatus of claim 1 in which said second member is adapted with a protruding threaded section.
Claim 5
Dependent Claim
21 words
The apparatus of claim 1 in which said first member and said second member is adapted with a protruding threaded section.
Claim 6
Dependent Claim
26 words
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.
Claim 7
Dependent Claim
27 words
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.
Claim 8
Dependent Claim
15 words
The apparatus of claim 2 in which said first member is afixed to a finshield.
Claim 9
Dependent Claim
23 words
The apparatus of claim 1 in which said first member is movable upwardly at about 0.0063 inch per revolution of said screw member.
Claim 10
Dependent Claim
28 words
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.
Claim 11
Dependent Claim
28 words
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.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-04-03 | 1981-10-03 | 1982-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-04-03 | 1985-10-03 | 1986-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-04-03 | 1989-10-03 | 1990-04-04 | $7700.00 | Window Closed / Lapsed |