US972688A - Device to fasten grain-doors in freight-cars. - Google Patents

Device to fasten grain-doors in freight-cars. Download PDF

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Publication number
US972688A
US972688A US49338609A US1909493386A US972688A US 972688 A US972688 A US 972688A US 49338609 A US49338609 A US 49338609A US 1909493386 A US1909493386 A US 1909493386A US 972688 A US972688 A US 972688A
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Prior art keywords
grain
door
freight
doors
fasten
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Expired - Lifetime
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US49338609A
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Charles R Frye
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
    • F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
    • F16B35/06—Specially-shaped heads

Definitions

  • This invention relates to devices/for against which the head 10 of the bolt or toning grain doors, the objeetot the invenscrew bears.
  • the head of the bolt or screw tion being to provide ay simpleand effective l is thus seated flush Within the plane of the device for fastening in place the grain doors l side of the car so that it ma f be removed of freight cars7 enabling the same to be refrom the outside. peatedly used without injury to the car.
  • a comparatively short bolt may be l inserted through the door 4 and into the inner end of the bushing 6 ⁇ as shown in Fig. 4 so that the threads of the bolt are in engagement with the threads 7' in the end of the bushing.
  • Lag screws l2 may also be used in place of the bolts Vl1 said lag screws being inserted through the bushings and screwed into the grain door.
  • a door post in a grain door fastenin device, a door post, a metal bushing exten ing through the post and provided at one end with a chambei-ed enlargement which is seated in acorres )ondingly formed recess in the post and engaged therewith to limit the movement of the bushing in the insertion of the same in the post, and door fastening means operal tively associated with the bushing and with l the door to hold the latter in its closed position.
  • K I In testimony whereof I affix my signature At suitable points in presence of two witnesses.
  • Fig'. Ll is a similar section showing' another application of the fastening bolt or screw.
  • Fig'. 5 is a detail sectionshowing' the use of a screw in connection with the bushingV and 2grain door.
  • Fig. 3 is a detall vertical cross section on an I ln carrying out the present invention, l l prefer to line the inner t'aces oi the posts with metal facing plates 5 in order to prevent anyone from drivingr nails, screws or other fastening devices through the grain l door into the door posts.
  • f which is cylindrical, ofunitorm' diameter 'Witnessesz and internally threaded at its inner end as L. PRUETT, y shown at The opposite end of thef bush- E. J. WILLIAMS.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Joining Of Building Structures In Genera (AREA)

Description

G. R. FRYE. DEVICE T0 FASTEN GRAIN DOORS IN FREIGHT GARS.
APPLICATION FILED MAY l, 1909.
Patented 0G13a l, 1910.
gjllllum Illlll O 0l llllillllll lllllllllllllllr O lllilillllllllvl lIlYllllillllllllxllllllh 1 lilllm llllllllllllllll .LLLJIIIII IIIIHI wrme/.nea
' invention consists in the novel construction, combination and arrangement of parts heretical transverse section through the same.
positioned in and across the doorway.
ILLINOIS.
CHARLES R'. FRYE, OF EST ST. LOUIS,
DEVICE T0 FASTEN GRAIN-DOORS IN FREIGHT-CARS.
`Specification of Letters Patent. Patented @0%. Application filed Hay l, 1909. Serial N0. 493,386.
erases.
To all whom t may concern.' ing is enlarged as shown at 8 to form an en- Be it known that I, CHARLES R. FRYE, a l larged recess 9 for the reception of the Hush citizen of the United States, residing at East l seating head l() of a door fastening bolt 11 St. Louis, in the countyl of St.- Clair and Il the length of which is sufficient to pass en- State of Illinois, have invented new and usetirely through the bushing and the face plate ful Improvements in Devices to Fasten l 5 and also through the door 4 Within which Grain-Doors in Freight-Cars, of which the the bolt receives. a fastening nut 1l. The following` is a specification. inner wall ot' the recess 9 forms a. shoulder This invention relates to devices/for against which the head 10 of the bolt or toning grain doors, the objeetot the invenscrew bears. The head of the bolt or screw tion being to provide ay simpleand effective l is thus seated flush Within the plane of the device for fastening in place the grain doors l side of the car so that it ma f be removed of freight cars7 enabling the same to be refrom the outside. peatedly used without injury to the car. l
lV ith the above general object in view the the bushing from the outside, as indicated in l Fig. 3, a comparatively short bolt may be l inserted through the door 4 and into the inner end of the bushing 6 `as shown in Fig. 4 so that the threads of the bolt are in engagement with the threads 7' in the end of the bushing. This enables the grain door to be securely fastened to the door posts from the inside and will also be found an effective fastening device for the purpose setforth. Lag screws l2 may also be used in place of the bolts Vl1 said lag screws being inserted through the bushings and screwed into the grain door.
in a grain door fastenin device, a door post, a metal bushing exten ing through the post and provided at one end with a chambei-ed enlargement which is seated in acorres )ondingly formed recess in the post and engaged therewith to limit the movement of the bushing in the insertion of the same in the post, and door fastening means operal tively associated with the bushing and with l the door to hold the latter in its closed position. K I In testimony whereof I affix my signature At suitable points in presence of two witnesses.
3, .l insert metal bush i 1 1 6 of the main body portion of each of l CHARLES R' FRYL illustrated and claimed. In the accompanying drawingsz-Figure l is a side elevation of a portion of a car body, showing a grain door fitted to the door opening therein and held by" the fastening devices of this invention. Fig. 2 is a verin fully described,
enlarged scale taken inline with two of the fastening' devices. Fig'. Ll is a similar section showing' another application of the fastening bolt or screw. Fig'. 5 is a detail sectionshowing' the use of a screw in connection with the bushingV and 2grain door.
Referring to Fig. l of the drawings l designates a freight car body provided with the usual doorway 2 defined at opposite sides by the door posts 8, l designating' a grain door Fig. 3 is a detall vertical cross section on an I ln carrying out the present invention, l l prefer to line the inner t'aces oi the posts with metal facing plates 5 in order to prevent anyone from drivingr nails, screws or other fastening devices through the grain l door into the door posts. in each of the posts ings f which is cylindrical, ofunitorm' diameter 'Witnessesz and internally threaded at its inner end as L. PRUETT, y shown at The opposite end of thef bush- E. J. WILLIAMS.
ii, loro.
In lieu of inserting the bolt ll through
US49338609A 1909-05-01 1909-05-01 Device to fasten grain-doors in freight-cars. Expired - Lifetime US972688A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US49338609A US972688A (en) 1909-05-01 1909-05-01 Device to fasten grain-doors in freight-cars.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US49338609A US972688A (en) 1909-05-01 1909-05-01 Device to fasten grain-doors in freight-cars.

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US972688A true US972688A (en) 1910-10-11

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