US1790763A

US1790763A - Dooecheck

Info

Publication number: US1790763A
Authority: US
Publication date: 1931-02-03
Anticipated expiration: 1948-02-03

Description

W. R. FENCE Feb. 3,'1931.

DOORCHECK Original Filed July 2, 1928 7.Pe7l0e Patented Feb. 3, 1931 l .i A

UNITED STATES PATENT OFFICEv i WILLIAM ROY PENCE, OF MEMPHIS, TENNESSEE DOORCHECX Application filed July 2, 1928, Serial No. 289,750. Renewed December 20, 1930.

This invention relates to door` checks and the rod will move in a true horizontal plane aims to provide a novel form of cheek em- Without danger of binding. bodying a magnet including poles designed Associated With the magnet is an iron plate to contact with an iron plate carried by the 17 which is carried by the door or closure door to hold the door in its open position, with which the check is used, the plate 17 56 by the magnetic force of the device. i being secured to the door` by means of the An important object of the' invention 1s screws 18, there being provided a layer of to provide means for retarding movement of rubber 19 for insulating the plate 17 from the door as the door is swung into engagethe door.

"d ment with the device, thereby preventing In the operation of the device when the 60 slamming of the door against the stop and the closure or door carrying the plate 17 is moved v resultant damage t0 the door, ICilIWtlIjdly t0 COIltaC Wltll the head 11, the

With the foregoing and other objects in rod 10 1s moved rearwardlv, moving the bar view7 which will appear as the description 14 out of engagement Wththe magnet, re-

proceeds, thg invention resides in the Qoiyill'tlillg tllt. lllOVGmel'lt 0f the dOOI t0 preventu bination and arrangement of parts and in 1 1f from slamming against the check when the details of construction hereinafter de- S'Wlmg to its Open position. scribed and claimed, it being understood that It 1S ObVlOUS that Should the ClOOr be Pulled l changes in the precise embodiment of the ilivily from the magnet, the magnetic forces o invention herein disclosed, may be made Willattract the bar 14 returning it to its nor- 70 Within the scope of what is claimed, Without 11ml POSltlOndeparting from the `spirit of the invention. A COVer indicated at is positioned over Referring to the drawing: the base and houses the magnet. Figure 1 is a view illustrating the appli- I Clllm:

cation 0f the door check, A door check comprising a magnet having 75 Figure 2 is a plan view of the door check. spaced poles, pins extending inwardly from Figure 3 is a sectional view taken on line the magnet, a IOCl spaced between the poles, 3 3 0f Figure Q a plate secured to the rod and having open- Referring -to the drawing in detail, the lngs to receive the pins, said plate being nor- 80 device includes a base 5 formed Open- Hllllysllld lIltO engagelllent the 80 ings t0 receive Securing Screws whereby the at the base Of the pOleS, the lngI/letl fOICBS device may be secured to the floor surface at 0f the magnet, a Plate Secured t0 the dOOI and the point where it is desired to have the door fldflptd t0 be lttlilfted by the magnet, and Stand Open, said rod adapted to engage the plate secured 5 Mounted 0n the base 5, is a rectangular tO the dOOI' t0 mOVe the IOd I`CilI`WaI`dly-aIld 85 magnet 6 having

Poles

7 and 8 respectively, break the COIlaCb bGtlVeGIl the FSt mentlolled which are connected by means of the bar 9 Plate ilnCbmgnet formed of brass or other non-attractive met- In GSUHOIIY that I Cllin the foregoing al. This bar 9 is formed With an opening deas my OWU I hay@ hpreto "lxed my Signature fining a guide for the rod 10 which has a WILLIAM ROY PENCE- 9 head l1 at its outer end.

The rod is threaded at 12 and accommodates lock nuts 13 that are positioned on opposite sides of the iron bars 14, the bar havy, 95

ing openings to accommodate the guide pins 15 which are formed of brass and secured to the magnet. An opening 16 is formed in the rear bar of the magnet and delines a guide 5o for the inner extremity of the rod 10, so that ino