US107724A - Improvement in hinges for school-desks - Google Patents
Improvement in hinges for school-desks Download PDFInfo
- Publication number
- US107724A US107724A US107724DA US107724A US 107724 A US107724 A US 107724A US 107724D A US107724D A US 107724DA US 107724 A US107724 A US 107724A
- Authority
- US
- United States
- Prior art keywords
- hinge
- school
- desk
- desks
- hinges
- 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 4
- 210000001503 Joints Anatomy 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 101700066213 manA-1 Proteins 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000001105 regulatory Effects 0.000 description 2
- RCZJVHXVCSKDKB-OYKKKHCWSA-N tert-butyl 2-[(Z)-[1-(2-amino-1,3-thiazol-4-yl)-2-(1,3-benzothiazol-2-ylsulfanyl)-2-oxoethylidene]amino]oxy-2-methylpropanoate Chemical compound N=1C2=CC=CC=C2SC=1SC(=O)\C(=N/OC(C)(C)C(=O)OC(C)(C)C)C1=CSC(N)=N1 RCZJVHXVCSKDKB-OYKKKHCWSA-N 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
Landscapes
- Tables And Desks Characterized By Structural Shape (AREA)
- Special Chairs (AREA)
- Motorcycle And Bicycle Frame (AREA)
Description
I iniifflwi ALBE RT. ROBERTS,
` I, ALBERT E. ROBERTS, of' Des Moines, in the county of Polk and State of Iowa, have invented certain Improvements in the Construction of my 'School- Desk, (patent-s No. `93,307anil No.`98,801,). ofivhi'eh the `following isa specification."
My invention is `an improvement of my school-desk patented August 17, 1869, andJanuary 11, 1870, and
nndto provide a means of regulating the frction'- of the'joints. l i t It consists of a projection, on'thesidc of the joint, v in the forinof. acateh, and amovablecover toiit in i the catch, fin such a manner that the cover. will receive, conceal, and protect the endof the screw-bolt.. Figurel is aperspective -vew of my vschooldesk, l showing the top of thedeskdivided into three parts or sections. 1 i a (t is the center section, andis permanently hinged, as represented. `W'henin its place, as represented in i the drawing, itmakes. the topof' 'thef desk complete, and holds the suspended or pivoted` `part of the desk,
`for use. v By turning the hinged .center` section a a upward, itii'ees the book-box and suspended desk, so that they mayrh'e Vreadily moved and folded` forward as desired.
the hookehox, and also a guard to prevent the booklbox from striking'the hack ofthe seat. 'Y
support the seat of `my school-desk. c c is a projection, inthe forrnofa catch orsocket,
. joined to the frame and hinge. `This projection or l )socket is cast vsolid with the frame, and made a part thereof.
d :l is a movable cover, made of cast metal, and'has isdesigned to strengthen the hinge-joiuts used 'in s usl' pending the seat and the revolving book-boxandvdesk together with the bookbo.\',sec1`1relyin position `ready b b is a' projection in the frame, forming a rest `for `Figure 2 is a perspectiveview of my hinge, used to V,anend shaped to fit the socket c c. yWhen in its @anni *Gtjijli-w.
or Das MOINES, IOWA.
`I .taem Patent' No. 107,724, dated september 27, 1870.
. IMPRVEMENT IN HINGE-S` `FOR SCHQOL-DESKS.
The' `Schedule referred to in these Letters Patent and making part the same with the same effect and for The same purpose on' all l hinge-joints.
Figure 3 is a halt section of myhinge, used for suspending the combined book-box and desk.'
f f is the male part ofthe hinge. g g is the female part of the same hinge. h/isaconical-shaped cavity in the frameor hinge, by the use ofnr'hich l avoidthe drilling oi' a hole for the bolt, and form a cavity to receive the head ofthe bolt.
These saine improvements are applied and used in my hinges I supporting the seat of my desk, but are not shown in the drawing in fig. 2.
I am aware that there is nothing new in the construction of` this socket-hinge,.excepting in Ythe man1 ner of using it,and applying it to form a joint or hinge in the frameoffinyschool-desk.
I claim as my invention- .lhe'addition ofthe projection and socketcc to the frameand hinge, together with the movable cover d d, substantially as described, and for the purposes speci- ALBERT E. ROBERTS.' Witnesses: A i
OoRYDoN E. FULLER, ALBERT W. C. WEEKS.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US107724A true US107724A (en) | 1870-09-27 |
Family
ID=2177198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US107724D Expired - Lifetime US107724A (en) | Improvement in hinges for school-desks |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US107724A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190024646A1 (en) * | 2016-01-08 | 2019-01-24 | Continental Automotive Gmbh | High-Pressure Fuel Pump |
-
0
- US US107724D patent/US107724A/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190024646A1 (en) * | 2016-01-08 | 2019-01-24 | Continental Automotive Gmbh | High-Pressure Fuel Pump |
| US10859048B2 (en) * | 2016-01-08 | 2020-12-08 | Vitesco Technologies GmbH | High-pressure fuel pump |
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