US393934A - Combined desk and blackboard - Google Patents

Description

(No Model.)

s. J. TALBOTT. COMBINED DESK AND BLAGKBOARD- PatentedDe cy l, 1888.

WITNESSES. W 8M N. PETERS. FMlo-Uthngnphen wa-mn mp. c.

..UNITED STATES PATENT OFFICE.

SYLVANUS J. TALBOTT, OF MILFORD, NElY HAMPSHIRE, ASSIGN OR TO DAVID HEALD, OF' SAME PLACE, AND CHARLES H. FRENCH, OF NASHUA, NEXV HAMPSHIRE.

- COMBINED DESK AND BLAC KBOARD.

SPECIFICATION forming part of Letters Patent No. 393,934, dated December 4, 1888. Application filed May 21, 1888. Serial No. 274,598- (No model.)

To all whom it may concern: slope being obviously greatest when the bar E Be it known that I, SYLVANUS J. TALBOTT, is at its extreme forward position. The slots 1 a citizen of the United States, residing at Mila are not absolutely essential, as the arms G ford, in the county of Hillsborough and State might be pivotally attached to the ends of the 5 of New Hampshire, have invented certain cover. The slot'is, however, preferred, as it new and useful Improvements in a Combined allows the blackboard to incline farther back- 5 5 Desk and Blackboard, of which the followward from the perpendicular in any given ing is a specification. position with the same length of arm than My invention consists of an improved desk would be the case were the arms simply piv- IO having a blackboard combined therewith and oted to the cover.

provided with a stand capable of being taken The desk and stand are so constructed as to apart and folded within the desk, as hereinbe very compactly packed for transportation after described. or storage. To this end the legs are jointed, Of the accompanying drawings,- Figure 1 is being made in two pieces, D and L, fastened 15 a perspective view of my improved desk. together, preferably by means of the screw g.

Fig. 2 is a rear elevation showing the desk de- This screw may be inserted from beneath tached from the stand and the various pieces through the part L, as shown in Fig. 2, to composing the stand disjointed, and Fig. 3 is screw into the threaded hole in the part D;

a side elevation with parts detached. or, if desired, the screw may be permanently 20 A is the body of the desk supported on the fastened to the part D, as shown in Fig. 3, the

legs D L. part L having a hole through which the screw C is the hinged cover, the under surface of easily passes, g being a separate nut which which. forms a blackboard, (represented in posecures the two parts D an d L firmly together. sit-ion for use in Fig. 1.) This blackboard p p are dowels to aid in fastening the two 25 cover C is connected at the bottom by means parts D and L. By thus making the legs of the hinges ll H to the sliding guide-bar E, jointed they are capable of being easily packed grooved at either end to slide back and forth in the desk A when the desk is much naralong the tongues F, which are secured one rower than the height of the legs. on each side, preferably to the inner surfaces M is a brace tightly secured to the legs by 30 of the ends of the desk. means of the screws 71, while the stand itself G G are arms pivoted at b, one on each side is fasten ed to the desk by means of the screws of the desk, and provided with slots a, playing f and the dowels (Z. The back board, B, is over the pins 1), preferably screws, in the ends also detachable, being fastened to the back of of the cover C. These slotted arms serve to the desk by means of the screws on and the 35 support the cover when in use as a blackpieces N, one on each side of the desk. These board, and to hold the cover in place when it pieces N are doweled at a and a into the is shut down, as shown in Fig. 3. back board, B, and the top of the desk, re-

To close the desk when in the position shown spectively. The screwsf, 7L, g, and m are prefin Fig. 1, it is simply necessary'to push the erably thumb-screws, which may be easily re- 40 guide-bar E along the tongues toward the back moved and secured in place, so that the various of the desk until the lower part of the cover parts are thus readily taken apart and put is in contact with the edge e of the level portogether. lVhen in pieces, the screws, legs, tion of the top of the desk. The cover may brace M, back board, B, and pieces N are all then be shut down, like the hinged lid of an so proportioned that they may be packed 4 5 ordinary desk. within the desk A.

The blackboard may be used with the guide- I claim 5 bar E at any desired point along the tongues 1. In a desk, a cover, C, provided with sup- F, the angle of inclination backward from the porting-arms G G, pivotally secured to said perpendicular varying with the position, the cover and to the outside of the desk-body, in

E, hinged to the rear of said cover and workto said desk, and pins in said cover working ing' on guiding-tongues F, extending from in said slots, substantially as and for the purfront to rear on the inside of said desk-body, poses described. 15 5 substantially as described. In witness whereof I have hereunto set my 2. The oombinatiolnwith a combined deskhand.

cover and blackboard, of a desk-body provided with tongues extending from front to f rear along the inner sides of said desk-body, 10 a guide-bar hinged to the rear of said cover and grooved at its ends, whereby it slides on SYLVANUS J. TALBOTT.

\Vitnesses:

WM. B. H. DoWsE,

combination with a sliding grooved guide-bar, said tongues, slotted arms pivotally secured i i l ALBERT E. LEACH.

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