US84352A - Improvement in device for holding- doors open - Google Patents
Improvement in device for holding- doors open Download PDFInfo
- Publication number
- US84352A US84352A US84352DA US84352A US 84352 A US84352 A US 84352A US 84352D A US84352D A US 84352DA US 84352 A US84352 A US 84352A
- Authority
- US
- United States
- Prior art keywords
- holding
- improvement
- doors open
- knob
- door
- 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
- 241000510097 Megalonaias nervosa Species 0.000 description 6
- 206010010254 Concussion Diseases 0.000 description 2
- 241001474728 Satyrodes eurydice Species 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 229910001651 emery Inorganic materials 0.000 description 2
- 210000001699 lower leg Anatomy 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C19/00—Other devices specially designed for securing wings, e.g. with suction cups
- E05C19/06—Other devices specially designed for securing wings, e.g. with suction cups in which the securing part if formed or carried by a spring and moves only by distortion of the spring, e.g. snaps
- E05C19/063—Released by pull or pressure on the wing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T292/00—Closure fasteners
- Y10T292/08—Bolts
- Y10T292/0801—Multiple
- Y10T292/0814—Double acting
- Y10T292/0817—Spring arm
Definitions
- the shank a biflncates near its outer or ee end, and thus forms two branches or spring-tines, b -b, each having a head which Atapers to front and rear, and the two heads, when sprung together, form a diamond or spear-shaped termination, which catches yin the socket-y n plate covering a socket or recess, D; inthe door O.
- the tines b b are located in a hole or recess, h, inthe knob, and the headed-cl are presented beyond the said recess to catch in the plate e e, as shown.
- a rubber washer, fj; or other elastic device is afiixed on the end of the knob, to prevent any concussion of the door.
Description
avi-mimi g tait/ Meeeaeww WILLIAM W. GREEN', JR., or JANESVILLE, TWIs'coNsrN,v AssIGNoR ,I
TO HIMSELF AND E. BROWN,V0F SAME PLACE. i Letters Patent No. 84,352, dated Neue/mbar 24,118.68.
IMPROVEMENT. IN-DEVICE FOR HOLDING- DOORS OPEN.
The Schedule referred to in these Letters P atent and making part of the same.
To all 'whom vit may conce/rn.- p
. Be it known that I, WILLIAM W. GREEN, Jr., of Janesville, in' the county of Rock, and State of \Viscousin, havevinvented a new and improved Device for Holding Doors Open and I do hereby decla-re that the following is a full, clear, 'and exact description thereof, which will enable those skilled in the art to make and use the same, reference being had to the accompanying drawing,- forming part of this specication, in which tlegdrawiig represents a central transverse section of my invention, the object of which is to prevent the doorr the knob of the lock from marking the wall by striking against it when the door is swung open, and also to catch automatically, and hold the door open.
' It consists in the construction of a spring-catch, passing through a knob affixed to the washboard or surbase of a wall in any suitable position, and adapted to secure the knob to the wash-board, and to catch'into a socket-plate affixed to the bottom of the door, as will be hereinafter more fully described.
In the drawings- A is the knob, aixed to the surbase or washboard B by means of a screw-thread in the Ashank aof the kn'ob.
The shank a biflncates near its outer or ee end, and thus forms two branches or spring-tines, b -b, each having a head which Atapers to front and rear, and the two heads, when sprung together, form a diamond or spear-shaped termination, which catches yin the socket-y n plate covering a socket or recess, D; inthe door O.
The tines b b are located in a hole or recess, h, inthe knob, and the headed-cl are presented beyond the said recess to catch in the plate e e, as shown.
A rubber washer, fj; or other elastic device is afiixed on the end of the knob, to prevent any concussion of the door.
` y A small block, having a cavity, D, and the plate ee,
to t within the plate e attached to the door, and with a shoulder at the inner end of the bifurcation, by whichf the knob A is held to the vwash-board B, as constructed and shown.
' WILLIAM W. GREEN, JR.
\Vitnesses:
JOHN WINANs,
EMERY BROWN.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US84352A true US84352A (en) | 1868-11-24 |
Family
ID=2153842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US84352D Expired - Lifetime US84352A (en) | Improvement in device for holding- doors open |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US84352A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2680263A (en) * | 1950-02-14 | 1954-06-08 | Ellison Bronze Company Inc | Double-acting door check and combination |
| US2807489A (en) * | 1953-10-21 | 1957-09-24 | Safe Padlock And Hardware Comp | Sliding door lock |
-
0
- US US84352D patent/US84352A/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2680263A (en) * | 1950-02-14 | 1954-06-08 | Ellison Bronze Company Inc | Double-acting door check and combination |
| US2807489A (en) * | 1953-10-21 | 1957-09-24 | Safe Padlock And Hardware Comp | Sliding door lock |
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