US3682101A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mobile track surfacing machine
Assignee: Franz Plasser Bahnbaumaschinen Industrie GmbH
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Filing: 1970-03-16
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Granted: 1972-08-08
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Expires: 1990-03-16
Abstract
Abstract In a track surfacing machine, a vibratory surface tamper is mounted on a vertically adjustable carrier on the machine frame, and at least two tamping plates are hinged to the tamper so that they may be held in selected angular positions in respect thereto to contact conforming surfaces of the track ballast.
Inventors
- 👤 Franz Plasser
- 👤 Ekkehardt Benda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:16
CPC Classifications
E; E01; E01B; E01B27/00; E01B27/12; E01B27/13; E01B2203/00; E01B2203/12; E01B2203/127
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
187 words
A mobile track surfacing machine comprising 1. a frame, 2. a carrier mounted for vertical adjustment on the frame, 3. a vibratory surface tamping body mounted on the carrier laterally adjacent the track, a. said body having affixed thereto at least two tamping plates, said tamping plates being pivotal in respect to each other and the tamping body for adjustment in planes enclosing a selected angle with each other, b. means for adjusting and rigidly holding the tamping plates in the selected angular positions in respect to the tamping body, the adjusting and holding means comprising cooperating bracket means on the surface tAmping body and on the tamping plates, and removable connecting elements for connecting the bracket means of the tamping body and the tamping plates and thus to hold the tamping plates in selected angular positions, c. vertical adjustment of the carrier and pivotal adjustment of the tamping plates placing the tamping plates in tamping contact with a conforming surface of the track ballast, and 4. a vibrating means operatively associated with the surface tamping body for vibrating the body and the tamping plates affixed thereto.
Claim 2
Dependent Claim
187 words
A mobile track surfacing machine comprising 1. a frame, 2. a carrier mounted for vertical adjustment on the frame, 3. a vibratory surface tamping body mounted on the carrier laterally adjacent the track, a. said body having affixed thereto at least two tamping plates, said tamping plates being pivotal in respect to each other and the tamping body for adjustment in planes enclosing a selected angle with each other, b. means for adjusting and rigidly holding the tamping plates in the selected angular positions in respect to the tamping body, the adjusting and holding means comprising cooperating bracket means on the surface tAmping body and on the tamping plates, and removable connecting elements for connecting the bracket means of the tamping body and the tamping plates and thus to hold the tamping plates in selected angular positions, c. vertical adjustment of the carrier and pivotal adjustment of the tamping plates placing the tamping plates in tamping contact with a conforming surface of the track ballast, and 4. a vibrating means operatively associated with the surface tamping body for vibrating the body and the tamping plates affixed thereto.
Claim 3
Dependent Claim
9 words
a carrier mounted for vertical adjustment on the frame,
Claim 4
Dependent Claim
9 words
a carrier mounted for vertical adjustment on the frame,
Claim 5
Dependent Claim
27 words
The mobile track surfacing machine of claim 1, wherein the carrier is pivotally mounted on the frame for pivoting in a vertical plane transverse to the track.
Claim 6
Dependent Claim
9 words
a carrier mounted for vertical adjustment on the frame,
Claim 7
Dependent Claim
9 words
a carrier mounted for vertical adjustment on the frame,
Claim 8
Dependent Claim
109 words
a vibratory surface tamping body mounted on the carrier laterally adjacent the track, a. said body having affixed thereto at least two tamping plates, said tamping plates being pivotal in respect to each other and the tamping body for adjustment in planes enclosing a selected angle with each other, b. a steplessly adjustable means interconnecting the surface tamping body and the tamping plates for rigidly holding the tamping plates in the selected angular positions in respect to the tamping body, c. vertical adjustment of the carrier and pivotal adjustment of the tamping plates placing the tamping plates in tamping contact with a conforming surface of the track ballast, and
Claim 9
Dependent Claim
109 words
a vibratory surface tamping body mounted on the carrier laterally adjacent the track, a. said body having affixed thereto at least two tamping plates, said tamping plates being pivotal in respect to each other and the tamping body for adjustment in planes enclosing a selected angle with each other, b. a steplessly adjustable means interconnecting the surface tamping body and the tamping plates for rigidly holding the tamping plates in the selected angular positions in respect to the tamping body, c. vertical adjustment of the carrier and pivotal adjustment of the tamping plates placing the tamping plates in tamping contact with a conforming surface of the track ballast, and
Claim 10
Dependent Claim
29 words
The mobile track surfacing machine of claim 1, wherein two of said tamping plates are hinged to the surface tamping body along a line extending centrally of the body.
Claim 11
Dependent Claim
146 words
a vibratory surface tamping body mounted on the carrier laterally adjacent the track, a. said body having affixed thereto at least two tamping plates, said tamping plates being pivotal in respect to each other and the tamping body for adjustment in planes enclosing a selected angle with each other, b. means for adjusting and rigidly holding the tamping plates in the selected angular positions in respect to the tamping body, the adjusting and holding means comprising cooperating bracket means on the surface tAmping body and on the tamping plates, and removable connecting elements for connecting the bracket means of the tamping body and the tamping plates and thus to hold the tamping plates in selected angular positions, c. vertical adjustment of the carrier and pivotal adjustment of the tamping plates placing the tamping plates in tamping contact with a conforming surface of the track ballast, and
Claim 12
Dependent Claim
146 words
a vibratory surface tamping body mounted on the carrier laterally adjacent the track, a. said body having affixed thereto at least two tamping plates, said tamping plates being pivotal in respect to each other and the tamping body for adjustment in planes enclosing a selected angle with each other, b. means for adjusting and rigidly holding the tamping plates in the selected angular positions in respect to the tamping body, the adjusting and holding means comprising cooperating bracket means on the surface tAmping body and on the tamping plates, and removable connecting elements for connecting the bracket means of the tamping body and the tamping plates and thus to hold the tamping plates in selected angular positions, c. vertical adjustment of the carrier and pivotal adjustment of the tamping plates placing the tamping plates in tamping contact with a conforming surface of the track ballast, and
Claim 13
Dependent Claim
20 words
a vibrating means operatively associated with the surface tamping body for vibrating the body and the tamping plates affixed thereto.
Claim 14
Dependent Claim
20 words
a vibrating means operatively associated with the surface tamping body for vibrating the body and the tamping plates affixed thereto.
Claim 15
Dependent Claim
61 words
The mobile track surfacing machine of claim 1 wherein three abutting ones of said plates are hingedly connected along two lines symmetrically extending along the surface tamping body, a central one of the tamping plates being fixed in relation to the tamping body and two lateral ones of the tamping plates being angularly adjustable in respect of the central tamping plate.
Claim 16
Dependent Claim
20 words
a vibrating means operatively associated with the surface tamping body for vibrating the body and the tamping plates affixed thereto.
Claim 17
Dependent Claim
20 words
a vibrating means operatively associated with the surface tamping body for vibrating the body and the tamping plates affixed thereto.
Claim 18
Dependent Claim
36 words
The mobile track surfacing machine of claim 1, wherein at least one of the brackets has a series of bores corresponding to the selected angular positions, and the connecting elements are bolts receivable in said bores.
Claim 19
Dependent Claim
37 words
The mobile track surfacing machine of claim 1, wherein the tamping plates are so affixed to the tamping body that the body may be selectively placed on the conforming track ballast surface in horizontal or oblique position.
Claim 20
Dependent Claim
6 words
A mobile track surfacing machine comprising
Claim 21
Dependent Claim
6 words
A mobile track surfacing machine comprising
Claim 22
Dependent Claim
16 words
The mobile track surfacing machine of claim 7, wherein the steplessly adjustable means is a turnbuckle.
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) | 1975-08-08 | 1976-02-07 | 1976-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-08 | 1980-02-07 | 1980-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-08 | 1984-02-07 | 1984-08-08 | $7700.00 | Window Closed / Lapsed |