US2188124A - Pump point - Google Patents

Description

Jan. 23, 1940. R. TRYCE 2,188,124

PUMP POINT Filed May 11, 1959 Patented Jan. 2c, 1940 I I I 2 1 8 124.

UNITED STATES PATENT OFFICE PUMP rom'r Benjamin B. Tryce, Greenwood, Del.

Application May 11, 1939, Serlal No. 273,154

1 Claim. (01. 186-5) The present invention relates to new and sponge which is mounted in the tube I on a useful improvements in pump points and has supporting member in the form of a rod III which for its primary object to provide, in a manner as is made from a length of wire twisted on itself hereinafter set forth, a device of this character. and terminating, at its ends, in loops or eyes II 5 embodying novel means for filtering the iiuid through which the rivets I and 8 pass.

entering the device. I In assembling the device the point 4 is mounted Another view important object of the invenon the lower end portion of the tube I and the 'tion is to provide a pump point of the aforerod I0, with the sponge 9 thereon, is inserted mentioned character comprising unique means n Said tub -With t 0 1 8 H al w th 10 for securing the filtering element in position. the openings provided for the rivets 1 and l. 10 Other objects of the invention areto provide saidrivets are inserted and headed or upset, a pump point of the character described which thus positively securing the filtering element inwill be comparatively simple in construction, position. It will be observed that the vrivet 1 strong, durable, highly eflicient and reliable in constitutes common means for securing the point use, compact and which may be manufactured 4 and the lower end portion of the wire rod). 15 at low cost. Of course, fluid entering the tube I through the All'of .the foregoing and still further objects p nin p s s r h the sp 9 n is and advantages of the invention will become ,iiltered thereby. When the sponge 9 becomes apparent'from a study of the following specifiwet it swells andsubstantially fills the openings cation, taken in connection with the accom- 3. While the device is particularly intended for 20 panying drawing wherein like characters of use in wells it may, of course, be used as a filter reference designate corresponding parts throughin any other manner for which it may-be found out the several views, and wherein: adapted and desirable, as on suction lines and .Figure 1 is a view in vertical section through other conduits.

a; pump point constructed in accordance with It is believed that the many advantages of a 25 the present invention. pump-point constructed in accordance with the Figure 2 is a bottom plan view of the device. present invention will be readily understood and Figure 3 is a view in horizontal section, taken although a preferred embodiment of the device is substantially on the line 33of Fig. 1. as illustrated and described, it is to be under Referring now to the drawing indetail, it will stood that changes in the details of construction 30 be seen that the embodiment of the invention and in the combination and arrangementof parts which has been illustrated comprises a. metallic may be resorted to which will fall within the tube I of suitable length and diameter. The scope of the invention as claimed. tube I is provided with a threaded upper end por- What is claimed is:

tion 2 for connection with the usual well tubing. A pump point of the class described comprising The tube I is further provided with a multia tube having openings therein for the entrance plicity of circular openings or perforations 3. of fluid, a point mounted on one end of the tube Mounted on the lower end of the tube I is a and including a tubular neck extending thereinto,. metallic drive point 4. Rising from the point a rivet extending through the tube and the 40 4 is a neck 5 which is engaged in the lower end neck for securing the point to said tube, a rivet o portion of the e us, a shoulder ,6 is mounted in the other end portion of the tube,

provided which the lower end of the tube abuts. a rod of twisted strands of wiremounted longi- A rivet 1 extends through the lower end portion tudinally in the tube and including loops on its of the tube I and the neck 5 for firmly securing ends, the rivets passing through said loops for the point 4 on said tube I: securing the rod in position in the tube, and a M unt d a a ly in th pp r portion sponge mounted on the rod, said sponge consti- 01' the tube I above the openings or perforations tutlng a fllteringelement for the fluid.

3 is another rivet 8. The referencenumeral I designates a filtering element in the form. of a BENJAMIN R, TRYCE

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