For Cross Reference here again is posted the entire patent
list for the Beam Design Machine: the parent company is above the patent number.
I’ve done a complete survey of the early Beam style patents. Here for the archives is what I have found:
On the Beam Design Machine:
There were
16 Patents
6 Inventors
4 Companies Involved
Of those 16 Patents G.P. Castner holds 10 of them!
In order of filing date:
Patch self patent
1,964,440 -10/27/31- Patch – 210 degree tranny, clutch for agitator engagement
<span style="mso-spacerun: yes;"> </span>Solar Corp
2,513,844<span style="mso-spacerun: yes;"> </span>- 8/14/46 Castner – 1<sup>st</sup> Fluid Drive, 1 point suspension, yoke style support , early snubber plates
Solar
2,513,845 – 8/14/46 Castner – FD slippage calculated at 18%, 1<sup>st</sup> FD claim made, good spin theory, first talk of “current cushion”, table of clutching / load speeds
Solar
2,502,702 – 9/27/46 Castner – “GEM of a Patent ! “ Defines terms : “water-wings” & “Flagging effect” for agitator washers !
Solar
2,623,359 – 4/12/47 Castner – Complete 4 belt machine , FD not mounted on motor, addresses end play and chatter in FD, FD engages spin tub AND agitator
Solar
2,699,682 4/12/47 Castner – 1<sup>st</sup> single motor machine, dip vanes for FD for initial pickup
Solar
2,648,213- 8/12/47 Castner – Jaw Clutch delineated, 4 belt machine, FD wash n spin, but ONE DIRECTION stop n Start motor - <span style="font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px;">NOTE: This patent addresses the current draw of Frigidiare machines- its funny how he states it " For example, and from actual tests with a ten ampere ammeter in the load circuit to the motor, in my machine the starting load as the spinning operation begins may run at about three amperes, </span><em style="font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px;">"whereas in another machine of well known make, the corresponding starting load will cause the ammeter needle to fly completely off scale" !!</em>
<span style="font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px;">Solar</span>
2,625,244 11/24/47- Castner- HORRID MACHINE ! 1 serpentine belt on 2 belt machine, FD centrally located !
GE
2,646,673- 10/19/49 – McCarty- Hotpoint one point suspension, GE snubber,<span style="mso-spacerun: yes;"> </span>2 motor beam machine,<span style="mso-spacerun: yes;"> </span>Inventors Cited : Clark( bendix & unimatic) Kirby ( apex) , Altorfer ( ABC). This is the machine Ben pointed out was actually built.
Solar
2,699,683- 8/23/52- Castner – Uni-direction clutches, one REVERSIBLE motor
GE
2,687,633 – 10/14/50 – Sharp – Famous GE outer tub seal, Ring Band + 4 legs completely support mechanism so all 4 panels are removeable, Sediment tube patented
GE
2,723,737-11/21/50 - Hammell et al- Hotpoint machine, improved FD relates to McCarty patent
Gambles-Skogmo
2,746,569- 11/28/51- Castner – Beam snubber-<span style="mso-spacerun: yes;"> </span>w/spring & bolt compression, most current design
Gambles- Skogmo
2,746,568- 3/29/52 – Foster – alternate Beam 3 disk snubber
Gambles-Skogmo
2,828,633- 1/17/55 Castner- variation of clutch control to allow use of smaller solenoids.