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Патент USA US2121870

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111118281938.
1
_HHGREENE
2,121,870 A'
WEIGHT AND -LINE) 'VINDICATOR
Filed March 2l, 1932
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INVENTOA
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ATTORNEY.
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2,121,870."
»froNlTEo STAT-ES
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OFFICE
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WEIGHT
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Howard n.. Greene,
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Appucannmmmh zi, i932@ sei-infn». «90,244
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My invention relates to measuring devices and>
f
jm'o'unted'on the carrier is a frame i5
more particularly to a device of that characterv
fïaïíbaseiportion VI3 provided with'an .
forfmeasuring the length of a flexible cable or line v opening >i‘Ho'r" receiving a pivot bolt i8 extended
passing therethrough and for indicating the> through the opening and through an aligned
5 weight or tension on the line.
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opening I3 in the carrier, a nut 20 being threaded 5
In> apparatus, such aswellashooting and meas,-
on the bolt for retaining the carrier and frame in ’
uring equipment, a reelv or drum is commonly assemblee!l condition.
_mounted on -a vehicle in spaced relation with
kAlloiiver„thrust bearing2I i's preferably mounted
line-measuring instruments ordinarily located iny
the `carrierlanci frame and a similar
10 proximity to the well hole. Consequently it "is
-necessary for the operator controlling the Awinding _or unwindingof a line from the reelto either
bearing 22 is seated in a counter-bored portion l“
23 o! the opening I1 for engaging the lower sur
faceîof a _head 24 formed on the .upper end of
discontinue such operations when desiring to read
Athegpivcit bolt to -fiitcilitate pivoting of the frame-
the instrument, or 'to >depend on a second operatory
on thescari'ier.
15 stationed on the _derrick floor to convey such `
readings to him.-
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cause of excessive noises in the vicinity of thev
»
bearings indicated at 30. 'I'he side 2o
Mounted on the lower end of the rod is a tri- 25
paratus, and to simultaneously indicate thel ten-
angular support comprising spaced plates 34 hav
'
ing converging upper edges 35 corresponding to
~ In accomplishing these and other objects of my
invention, I have provided improved details 'of .
"30 structure, the preferred form 'of which is 'iliusVtrated in the accompanying-drawing, wherein:
Fig. 1 is a perspective -view of a reel and of a>
«the converging portions of the frame, the plates
being spaced at their lower ends by guide rollers
33 rotatably carried on bearing pins 31 seated in 30
transverse openings 33 of the plates. The inner
margin of the Aframe is‘preferably widened and
line measuring apparatus embodying my inven35
'
portions converge upwardly and terminate in a
vbearing head 3| provided with an opening 32 for
_siidabiy receiving a piston-rod 33 for a purpose
presently to be described.
25 reeled onto orlfromv the drum through the ap'
'
wings ‘23v forming slots 21 for receiving aligned
`grooved-wi'ieelii.` 23 _rotatably mounted yon shafts
23- extende'd -transversely through, the wings and
journalledi
'I‘he principal objects of my invention are',
therefore, to provide almeasuring-apparatus-pa?- _ticularly adapted for mounting near a reel vor
spooling drum for measuring the length of line'
sion on the line.
l
>i'.ioi'i's.;„2ß'ctinrrecteizi'to the base portion by paired
The former procedure is obviously inconvenient
and the latter method is often unsatisfactory be' 20 derrick.
.
Thefazfnefurther includes vertical side por- 15
reinforced bylateral flanges 39, the guide rollers
tion mounted adjacent the reel for receivingv the.
engaging the» widened faces of the vertical por
line.
tions.A
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Fig. 2 is a. side elevational view of the measur-
n Rotatably mounted between the plates on a
ing apparatus with portionsof the devicel broken
transverse shaft 4I, in vertical alignment with
away to better disclose its construction.
Referring more in detail t0 the drawing:
`40
I~ designates a floor or support, such as
floor of a truck and -rotatably mounted on
» .
'
the
the »
^ floor between bearing supports ~2 >is a reel or
35
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the rod 33 and‘in substantial horizontal align
ment with the guide rollers, is a measuring wheel
II for engaging the upper surface of the line 3
passed through the slots 21 and running over the
grooved wheels 23.
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drum 3 driven from a truck motor or other suitlProjecting laterally from the outer face of one
able source 0I power through-a- chain> 4 running ~. of the plates 34 in concentric relation with the
45 over a sprocket 5,- Athe drum carrying a flexible . shaft 40 is an annular boss I2 housingabevel gear- 45
line 6. Secured on the floor adjacent the reel, in 43 fixed on the shaft 40 ‘and meshing with the
parallelI relation therewith-is a *rail 1 preferablyV gear is a pini n M secured on the lower end of a
comprising an I-beam member having a flanged .counter-sha! 43 journalied in a bearing opening'v
~ base 8 fixed on the floor by bolts 9 or the `like.
' 50 Upper flanges I3 of the rail serve as ,a track for
>46 of the boss. A suitable counter, indicated at
41, is mounted on the triangular support immedi- 50
a carrier Il having spaced> pairs of ñanged upper
ately above >the boss and is operably connected
’ rollers I2 rotatably mounted on the track and a
with the counter-shaft for registering thelength
pair of 'side hangers I3 carrying lower flanged
' rollers I4 for engaging the lower- surface of the
.56 flanges Il.
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of -line passing through the apparatus.~
‘, The'bèaring head- 3I is provided with a plane
vsurface 48 forlseatjing an outwardly directed-56
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2,121,870
flange ss of a cylinder so secured reihe need by
cap screws 5I or the like extended through the
. ñange and threaded into the head.
piston head. Pressure of the fluid is conveyed
through the conduit 54 to the pressure indicator
so that the operator controlling winding or un
The rod 33 is of sufficient length‘to project up
. winding of the line from the drum can readily
wardly into the cylinder and carries a piston 52 determine notv only the lengthl of line passing
on its upper end for reciprocation in the cylinder,
through the measuring device, but also the weight
a body of liquid being confined in the cylinder and tension on the line.
above the piston and in communication with a
pressure gauge ‘53 by means of a conduit 54 pro
10 vided with a union 55 so that upward movement
of the measuring wheel will compress the liquid
in the cylinder and conduit and actuate the
gauge.
y
_
The gauge is preferably supported by a bracket
56
secured to the gauge and having lateral upper
15
and lower wings 51 and 58 provided with openings
Due to the pivotal mounting of the frame on
thecarrier and to the mounting of the carrier on
the track, the measuring device will automatical 10
ly assume a position in alignment with the cable
passing on or off the drum.
What I claim and desire to secure by Letters
Patent is:
_ A traverse for a line wound on a drum, com
prising a flanged beam paralleling »the drum, a
_ 59 for receiving the cylinder, the lower wing being - carriage having a pair of flanged wheels at each
secured by the cap screws 5I to the cylinder ñange. . end thereof for engaging the top of the beam,
With the instrument installed as described the with their flanges engaging the side edges of the
length of a measuring line passed through the ñange of the beam, depending parts at the sides
frame between the spaced pulleys and measuring of the carriage between the Wheels, flanged rollers 20
wheel is automatically indicated by the counter carried at the lower ends of said depending parts
in the usual manner. '
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for engaging under portions and edge portions of
`Weight of the line and of well-shooting instru
the beam, an upright f_rame having its lower end
ments or other devices ‘carried by the line tends rotatably connected with the carriage for move
to thrust' the measuring> Wheel and triangular ment about a vertical axis, and guidingmeans
support upwardly, thereby forcing the piston- to
for the line carried by said frame.
ward the upper end of the cylinder against the
body of fluid contained in the cylinder above the
HOWARD/n, GREENE.
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