USRE3358E - Improved lard-cooler - Google Patents
Improved lard-cooler Download PDFInfo
- Publication number
- USRE3358E USRE3358E US RE3358 E USRE3358 E US RE3358E
- Authority
- US
- United States
- Prior art keywords
- vessel
- lard
- tank
- shaft
- arms
- Prior art date
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 238000010276 construction Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000036633 rest Effects 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- 210000003141 Lower Extremity Anatomy 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000630 rising Effects 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
Images
Definitions
- Figure 2 is a horizontal section through the lille :c :t of fig. 1.
- Figure 3 is a detached view of one of the sorapers, ,with the spring by which it is supported.
- the object of this invention is to enable lard to be rapidly cooled in large quantities, by machinery, in such a vmanner that it shall not grannlate, thereby improving its qnality.
- a A' represent the supporting frame, preferably of wood, the table upon which the tank rests being designated by the letter A, and that part of the frame which projects above saidtable, to support the shaft# ing and gearing, being represented by A'.
- a vessel, C of sheet-mctal-or cast-iron, the walls of which are cylindrical and vertical, its bottom being funnel-shaped to help convey the lard to the discharge-pipe, and terminating at its centre or lower extremity in a discharge-pipe, D, provided with a cock, E.
- the side walls of the vessel O project slightly above the walls of the tank B, in order that any accidental overflow of the tank may not pass into the vessel.
- the top or most contracted portion of the tank fits closely against the vessel all around it, but below that point, the walls of the tank recede from the vessel, leaving a space, F, between them.
- the bottom of the vessel C rests upon' the bottom of the tank, leaving an extension of-the space F all around and under the bottom of the enclosed vessel.
- Pipes G H pass through the wall of the tank, and connect with this space, in Order to enable the operator to fill it .with cold water, or a current'of cold air,
- the tankand vessel C being thus constructed and arranged, I hang a vertical shaft, I,- (which is made Vhollow if for air connection,) in the centre of -the vessel C, attaching it by boxes 'i i to the frame A', and providing collars, i t', above and below the boxes, to prevent the shaft from working up and down.
- This shaft is connected, to the line-shaft J, by any kind of suitable gearing, as shown at K K;
- each arm when hollow, having a series of Openings, a a a, along its side.
- the lower end I', of the vertical shaft, below the lorizontal arms, is always made solid.
- I" is a tube, inserted intohe upper end of the tubular shaft I, through which air may be forced into the shaft, and from the latter through the arms L L and the holes c tinto the vessel C.
- the arms L L and P P serve to support a set of upright wooden slats, m m.
- n yn is attached to the cross-heam A overhead, and projects down into the vessel O, nearly to the hollow arms.
- the slats m m are carried round, passing between the othe1's,1tn, and thoroughly .agit-ating the liquid contents of the vessel.
- I attach a set of inclined rwooden Scrapers, yr lr, by means of bent springs s s, to the under side of the arms P P, and the outer side of the standards P'P', arranging the scrapers so that, as the central shaft rotates on its vertical axis, they will be drawn around upon the bottom and against theside walls of the vessel, thoroughly scraping the lard from the inner surface of the vessel, and preventing a deposit, or accumulation of cold lard upon that surface, while the lard at other points remains warm andfliquid.
- the melted lard is introduced into the vessel O, filling the latter, as shown by the broken red lines of fig.l
- the central lard-discharge D when used in a lard-cooler, substantially as ⁇ and for the purpose set forth.
Family
ID=
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