US103546A - Improvement in workman s scaffold - Google Patents
Improvement in workman s scaffold Download PDFInfo
- Publication number
- US103546A US103546A US103546DA US103546A US 103546 A US103546 A US 103546A US 103546D A US103546D A US 103546DA US 103546 A US103546 A US 103546A
- Authority
- US
- United States
- Prior art keywords
- improvement
- scaffold
- workman
- rail
- screws
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000010276 construction Methods 0.000 description 2
- 238000004642 transportation engineering Methods 0.000 description 2
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/18—Scaffolds primarily resting on the ground adjustable in height
- E04G1/22—Scaffolds having a platform on an extensible substructure, e.g. of telescopic type or with lazy-tongs mechanism
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
Definitions
- my invention' is to provide'a neat I and durable inside scaffold which may bereadily put up, taken down, and packed in-asmall space, for convenience of transport-ation, for the use of plasterers, carpenters, paper-hangers, and others; the nature of which consists in the use of four or more upright screws furnished with clampsworkiug on the screws and made of la shape to accommodate a rail, ou which the platform is laid.
- Figure 1 shows a perspeotivevew of my invention
- Figure 2 is a view of one of the screw uprights
- Figure 3 is a. section of one of the, screws, showing the precise' of supporting the rail in the clamp.
- A, fig. 1 shows my scaffold complete,which consists of' four 01l more screws or uprights, similar to that shown in iig. 2, beingv usually set in blocks or on feet, for the purpose of making them steady.
Description
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WILLIAM H. BERGER, 0E DANVILLE, PENNSYLVANIA.
Letters Patent N 103,546, dated May-3l, 1870.
IMPROVEMENT IN WORKMANS' SCAFI'OLD.
The Schedule referred to in these Letters .Patent and making part of the same To all whom it may concern:
Be it known that I, WILLIAM H. BERGER, of Dauville, in the county of Montour and State of' Penusylvania, have invented a new and useful .Improvement in Torkmelis Scafiblds; and I do hereby declare that the following is a full, clear, and exact description thereof. y
lhe object oi' my invention' is to provide'a neat I and durable inside scaffold which may bereadily put up, taken down, and packed in-asmall space, for convenience of transport-ation, for the use of plasterers, carpenters, paper-hangers, and others; the nature of which consists in the use of four or more upright screws furnished with clampsworkiug on the screws and made of la shape to accommodate a rail, ou which the platform is laid.
Reference being had to the accompanying' drawing which is made a part of my specification, aud in which like letters indicate like part-s.
Figure 1 shows a perspeotivevew of my invention; Figure 2 isa view of one of the screw uprights; and Figure 3 is a. section of one of the, screws, showing the manuel' of supporting the rail in the clamp.
To enable others skilled in the art to make and use my invention, I will describe its construction and operation. Y
A, fig. 1, shows my scaffold complete,which consists of' four 01l more screws or uprights, similar to that shown in iig. 2, beingv usually set in blocks or on feet, for the purpose of making them steady.
On each screw C, I use the clamp B, lig. 3, which is made in the shape of an L nearly, with a sutiicient width between the long arm of the clamp B and the 4screw C to, admit the rail D, vwhich-is madel just wide enough 'to fit in tight, aud-ontop of the rail Ilay the boards E E E E E iu the manner shown, and the which -rests the rail D, as hereinbefore fully described aud set forth.
' WM. H. BERGER.
Witnesses:
\GEO. D. BUTLER,
EGBERT THOMPSON.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US103546A true US103546A (en) | 1870-05-31 |
Family
ID=2173031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US103546D Expired - Lifetime US103546A (en) | Improvement in workman s scaffold |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US103546A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5119907A (en) * | 1991-01-29 | 1992-06-09 | Billington Welding & Manufacturing, Inc. | Vertically adjustable work station assembly |
| US5131503A (en) * | 1991-01-29 | 1992-07-21 | Billington Welding & Manufacturing, Inc. | Vertically adjustable work station assembly |
| US5158157A (en) * | 1991-01-29 | 1992-10-27 | Billington Welding & Manufacturing, Inc. | Vertically adjustable work station assembly |
| US5217090A (en) * | 1991-01-29 | 1993-06-08 | Billington Welding & Manufacturing, Inc. | Vertically adjustable work station assembly |
| US5398356A (en) * | 1993-06-28 | 1995-03-21 | Pfleger; Frederick W. | X-ray table |
| US6502667B1 (en) | 2001-03-08 | 2003-01-07 | Joycedayton Corporation | Ergonomic platform lift |
-
0
- US US103546D patent/US103546A/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5119907A (en) * | 1991-01-29 | 1992-06-09 | Billington Welding & Manufacturing, Inc. | Vertically adjustable work station assembly |
| US5131503A (en) * | 1991-01-29 | 1992-07-21 | Billington Welding & Manufacturing, Inc. | Vertically adjustable work station assembly |
| US5158157A (en) * | 1991-01-29 | 1992-10-27 | Billington Welding & Manufacturing, Inc. | Vertically adjustable work station assembly |
| US5217090A (en) * | 1991-01-29 | 1993-06-08 | Billington Welding & Manufacturing, Inc. | Vertically adjustable work station assembly |
| US5398356A (en) * | 1993-06-28 | 1995-03-21 | Pfleger; Frederick W. | X-ray table |
| US6502667B1 (en) | 2001-03-08 | 2003-01-07 | Joycedayton Corporation | Ergonomic platform lift |
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