US139543A - Improvement in school-desks - Google Patents
Improvement in school-desks Download PDFInfo
- Publication number
- US139543A US139543A US139543DA US139543A US 139543 A US139543 A US 139543A US 139543D A US139543D A US 139543DA US 139543 A US139543 A US 139543A
- Authority
- US
- United States
- Prior art keywords
- desks
- school
- improvement
- desk
- stop
- 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
- 230000005484 gravity Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
Images
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B39/00—School forms; Benches or forms combined with desks
- A47B39/04—Collapsible or tip-up forms
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B39/00—School forms; Benches or forms combined with desks
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B39/00—School forms; Benches or forms combined with desks
- A47B39/08—Seats or backs for forms, e.g. foldable seat parts
Definitions
- Figure l is a side elevation
- Fig. 2 is a vertical section.
- a A represent the metallic sides, spaced and held apart by intermediate pieces, and connected with a back, B.
- U is the lid, and I) the seat. None of these form any part of my invention.
- E is a side brace applied to top 0 and made of metal, having the slots 0 e e" e, the former being preferably at right angles to the plane of top, in order to allow it to be lifted, while the other is areshaped at e 0 and connected together by the vertical part 6 a is the pintle on which the brace turns. and a the stop by which it is held in the oblique position required for the use of the scholar.
- the top 0 is ready to receive the books of the scholar, and when it is desired to turn down the desk-top it is lifted and the stop carried out of one a-rc-slotdown through vertical slot into the other. lid to be turned on the pintle a and folded against the back.
- the side brace E of the desk-top having the slot 8 and curved slot e e 0 constructed and combined with the pintle a and stop a), as and for the purpose described.
Description
1. w. GHILDS.
School-Desks.
Patented June 3,1873.
I441. PHqrpmyosmPn/c ca umassanus's moms) UNITED STATES PATENT OFFICE.
JOHN W. OHILDS, OF KANSAS CITY, MISSOURI.
IMPROVEMENT IN SCHOOL-DESKS.
Specification forming part of Letters Patent No. 139,543, dated June 3, 1873; application filed April 28, 1873.
a brace applied to desks or other analogous articles, as hereinafter described and pointed out in the claim.
I will now describe and illustrate my invention as applied to a school-desk.
Figure l is a side elevation, and Fig. 2 is a vertical section.
In thedrawing, A A represent the metallic sides, spaced and held apart by intermediate pieces, and connected with a back, B. U is the lid, and I) the seat. None of these form any part of my invention. E is a side brace applied to top 0 and made of metal, having the slots 0 e e" e, the former being preferably at right angles to the plane of top, in order to allow it to be lifted, while the other is areshaped at e 0 and connected together by the vertical part 6 a is the pintle on which the brace turns. and a the stop by which it is held in the oblique position required for the use of the scholar. formed a shoulder, e, that is held by the gravity of desk-top 0 against the stop a Thus held, the top 0 is ready to receive the books of the scholar, and when it is desired to turn down the desk-top it is lifted and the stop carried out of one a-rc-slotdown through vertical slot into the other. lid to be turned on the pintle a and folded against the back.
Having thus described my invention. what I claim as new, and desire to secure by Letters Patent, is-
The side brace E of the desk-top, having the slot 8 and curved slot e e 0 constructed and combined with the pintle a and stop a), as and for the purpose described.
JOHN W. GHILDS. Witnesses:
JOHN G. TURSNEY, J NO. H. THOMSON.
At one end of the arc-slot is i This allows the i
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US139543A true US139543A (en) | 1873-06-03 |
Family
ID=2208957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US139543D Expired - Lifetime US139543A (en) | Improvement in school-desks |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US139543A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10670334B2 (en) | 2017-12-01 | 2020-06-02 | Dilip Kumar De | Highly cost effective technology for capture of industrial emissions without reagent for clean energy and clean environment applications |
-
0
- US US139543D patent/US139543A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10670334B2 (en) | 2017-12-01 | 2020-06-02 | Dilip Kumar De | Highly cost effective technology for capture of industrial emissions without reagent for clean energy and clean environment applications |
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