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US4934203A Expired / Lapsed US ⏱️ 0.0 years remaining

Power arm

Assignee: Individual
•
Filing: 1989-01-06
•
Granted: 1990-06-19
•
Expires: 2009-01-06
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Abstract

Abstract This invention is directed to a mechanical means for moving a member such as a gate. The mechanical means comprises a screw which can be extended and can be retracted for moving and for rotating the member. There is a power means for rotating the screw and a control for the power means.

Inventors

  • 👤 Thomas R. Bailey
  • 👤 Richard C. Hall

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 03:25
CPC Classifications
F; F16; F16H; F16H25/00; F16H25/18; F16H25/20; F16H25/22; F16H25/2204; E; E05; E05F; E05F15/00; E05F15/60; E05F15/603; E05F15/611; E05F15/616; E05F15/622; E05Y; E05Y2900/00; E05Y2900/40; Y; Y10; Y10S; Y10S254/00; Y10S254/02; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18672

Claims Analysis

Total Claims: 42
Claim 1
Independent Claim 181 words
A power arm comprising: a. an electric motor having a drive shaft; b. a gear box having a driven shaft; c. said electric motor and said gear box operatively connecting together; d. an adapter operatively connecting with said drive shaft and with said driven shaft; e. a housing having a cavity for receiving said electric motor and said gear box; f. said electric motor and said gear box being positioned in said cavity in said housing; g. a guide tube operatively connecting with said gear box; h. a screw operatively connecting with said gear box and being in a driven relationship with respect to said gear box; i. a ball nut mounted on said screw and being capable of moving on said screw; j. said ball nut being inside of said guide tube and being capable of moving inside of said guide tube; k. a tubular moveable member connecting with said ball nut and moving with said ball nut; l. a first attaching means operatively connecting with said housing; and, m. a second attaching means operatively connecting with said tubular member.
Claim 2
Dependent Claim 181 words
A power arm comprising: a. an electric motor having a drive shaft; b. a gear box having a driven shaft; c. said electric motor and said gear box operatively connecting together; d. an adapter operatively connecting with said drive shaft and with said driven shaft; e. a housing having a cavity for receiving said electric motor and said gear box; f. said electric motor and said gear box being positioned in said cavity in said housing; g. a guide tube operatively connecting with said gear box; h. a screw operatively connecting with said gear box and being in a driven relationship with respect to said gear box; i. a ball nut mounted on said screw and being capable of moving on said screw; j. said ball nut being inside of said guide tube and being capable of moving inside of said guide tube; k. a tubular moveable member connecting with said ball nut and moving with said ball nut; l. a first attaching means operatively connecting with said housing; and, m. a second attaching means operatively connecting with said tubular member.
Claim 3
Dependent Claim 26 words
A power arm according to claim 1 and comprising: a. two spaced apart pin means on said screw to limit the travel of said ball nut.
Claim 4
Dependent Claim 28 words
A power arm according to claim 1 and comprising: a. a positioning means for positioning said electric motor and said adapter and said gear box in said housing.
Claim 5
Dependent Claim 46 words
A power arm according to claim 1 and comprising: a. said attaching means comprising a rod end having a circular opening; b. in said circular opening there is a circular spacer; and, c. in said circular spacer there is a rotatable moveable torus having a passageway.
Claim 6
Dependent Claim 24 words
A power arm according to claim 1 and comprising: a. said adapter being resilient to absorb shock between said motor and said gear box.
Claim 7
Dependent Claim 95 words
A power arm according to claim 1 and comprising: a. two spaced apart pin means on said screw to limit the travel of said ball nut; b. a positioning means for positioning said electric motor and said adapter and said gear box in said housing; c. said attaching means comprising a rod end having a circular opening; d. in said circular opening there is a circular spacer; e. in said circular spacer there is a rotatable moveable torus having a passageway; and, f. said adapter to absorb shock between said motor and said gear box.
Claim 8
Dependent Claim 199 words
A process for making a power arm and comprising: a. selecting an electric motor having a drive shaft; b. selecting a gear box having a driven shaft; c. operatively connecting together said electric motor and said gear box; d. operatively connecting together an adapter with said drive shaft and with said driven shaft; e. selecting a housing having a cavity for receiving said electric motor and said gear box; f. positioning said electric motor and said gear box in said cavity; g. operatively connecting a guide tube with said gear box; h. operatively connecting a screw with respect to said gear box and with said screw being in a driven relationship to said gear box; i. mounting a ball nut on said screw and with said ball nut being capable of moving on said screw; j. positioning said ball nut inside of said guide tube and being capable of moving inside of said guide tube; k. operatively connecting a tubular member with said ball nut and said tubular member being capable of moving with said ball nut; l. operatively connecting a first attaching means with said housing; and, m. operatively connecting a second attaching means with said tubular member.
Claim 9
Dependent Claim 199 words
A process for making a power arm and comprising: a. selecting an electric motor having a drive shaft; b. selecting a gear box having a driven shaft; c. operatively connecting together said electric motor and said gear box; d. operatively connecting together an adapter with said drive shaft and with said driven shaft; e. selecting a housing having a cavity for receiving said electric motor and said gear box; f. positioning said electric motor and said gear box in said cavity; g. operatively connecting a guide tube with said gear box; h. operatively connecting a screw with respect to said gear box and with said screw being in a driven relationship to said gear box; i. mounting a ball nut on said screw and with said ball nut being capable of moving on said screw; j. positioning said ball nut inside of said guide tube and being capable of moving inside of said guide tube; k. operatively connecting a tubular member with said ball nut and said tubular member being capable of moving with said ball nut; l. operatively connecting a first attaching means with said housing; and, m. operatively connecting a second attaching means with said tubular member.
Claim 10
Dependent Claim 26 words
A process according to claim 7 and comprising: a. positioning two spaced apart pin means on said screw to limit the travel of said ball nut.
Claim 11
Dependent Claim 28 words
A process according to claim 7 and comprising: a. selecting a positioning means for positioning said electric motor and said adapter and said gear box in said housing.
Claim 12
Dependent Claim 45 words
A process according to claim 7 and comprising: a. said attaching means comprising a rod end having a circular opening; b. in said circular opening there is a circular spacer; and, c. in said circular spacer there is a rotatable moveable torus having a passageway.
Claim 13
Dependent Claim 23 words
A process according to claim 7 and comprising: a. selecting said adapter to absorb shock between said electric motor and said gear box.
Claim 14
Dependent Claim 93 words
A process according to claim 7 and comprising: a. positioning two spaced apart pin means on said screw to limit the travel of said ball nut; b. positioning said electric motor and said adapter and said gear box in said housing; c. said attaching means comprising a rod end having a circular opening; d. in said circular opening there is a circular spacer; e. in said circular spacer there is a rotatable moveable torus having a passageway; and, f. selecting said adapter to absorb shock between said electric motor and said gear box.
Claim 15
Dependent Claim 201 words
A power arm made by the process comprising: a. selecting an electric motor having a drive shaft; b. selecting a gear box having a driven shaft; c. operatively connecting together said electric motor and said gear box; d. operatively connecting together an adapter with said drive shaft and with said driven shaft; e. selecting a housing having a cavity for receiving said electric motor and said gear box; f. positioning said electric motor and said gear box in said cavity; g. operatively connecting a guide tube with said gear box; h. operatively connecting a screw with said gear box and with said screw being in a driven relationship with respect to said gear box; i. mounting a ball nut on said screw and with said ball nut being capable of moving on said screw; j. positioning said ball nut inside of said guide tube and said ball nut being capable of moving inside of said guide tube; k. operatively connecting a tubular member with said ball nut and said tubular member being capable of moving with said ball nut; l. operatively connecting a first attaching means with said housing; and, m. operatively connecting a second attaching means with said tubular member.
Claim 16
Dependent Claim 201 words
A power arm made by the process comprising: a. selecting an electric motor having a drive shaft; b. selecting a gear box having a driven shaft; c. operatively connecting together said electric motor and said gear box; d. operatively connecting together an adapter with said drive shaft and with said driven shaft; e. selecting a housing having a cavity for receiving said electric motor and said gear box; f. positioning said electric motor and said gear box in said cavity; g. operatively connecting a guide tube with said gear box; h. operatively connecting a screw with said gear box and with said screw being in a driven relationship with respect to said gear box; i. mounting a ball nut on said screw and with said ball nut being capable of moving on said screw; j. positioning said ball nut inside of said guide tube and said ball nut being capable of moving inside of said guide tube; k. operatively connecting a tubular member with said ball nut and said tubular member being capable of moving with said ball nut; l. operatively connecting a first attaching means with said housing; and, m. operatively connecting a second attaching means with said tubular member.
Claim 17
Dependent Claim 31 words
A power arm made by the process according to claim 13 and comprising: a. positioning two spaced apart pin means on said screw to limit the travel of said ball nut.
Claim 18
Dependent Claim 31 words
A power arm made by the process according to claim 13 and comprising: a. positioning said electric motor and said adapter and said adapter and said gear box in said housing.
Claim 19
Dependent Claim 50 words
A power arm made by the process according to claim 13 and comprising: a. said attaching means comprising a rod end having a circular opening; b. in said circular opening there is a circular spacer; and, c. in said circular spacer there is a rotatable moveable torus having a passageway.
Claim 20
Dependent Claim 28 words
A power arm made by the process according to claim 13 and comprising: a. selecting said adapter to absorb shock between said electric motor and said gear box.
Claim 21
Dependent Claim 98 words
A power arm made by the process according to claim 13 and comprising: a. positioning two spaced apart pin means on said screw to limit the travel of said ball nut; b. positioning said electric motor and said adapter and said gear box in said housing; c. said attaching means comprising a rod end having a circular opening; d. in said circular opening there is a circular spacer; e. in said circular spacer there is a rotatable moveable torus having a passageway; and, f. selecting said adapter to absorb shock between said electric motor and said gear box.
Claim 22
Dependent Claim 228 words
A combination of a rotatable member and a power arm for rotating said rotatable member: A. said power arm comprising: a. an electric motor having a drive shaft; b. a gear box having a driven shaft; c. said electric motor and said gear box operatively connecting together; d. an adapter operatively connecting with said drive shaft and with said driven shaft; e. a housing having a cavity for receiving said electric motor and said gear box; f. said electric motor and said gear box being positioned in said cavity in said housing; g. a guide tube operatively connecting with said gear box; h. a screw operatively connecting with said gear box and being in a driven relationship with respect to said gear box; i. a ball nut mounted on said screw and being capable of moving on said screw; j. said ball nut being inside of said guide tube and being capable of moving inside of said guide tube; k. a tubular moveable member connecting with said ball nut and moving with said ball nut; l. a first attaching means operatively connecting with said housing; and, m. a second attaching means operatively connecting with said tubular member; B. said combination comprising: n. a bearing means; o. said first attaching means operatively connecting with said bearing means; and, p. said second attaching means operatively connecting with said rotatable member.
Claim 23
Dependent Claim 228 words
A combination of a rotatable member and a power arm for rotating said rotatable member: A. said power arm comprising: a. an electric motor having a drive shaft; b. a gear box having a driven shaft; c. said electric motor and said gear box operatively connecting together; d. an adapter operatively connecting with said drive shaft and with said driven shaft; e. a housing having a cavity for receiving said electric motor and said gear box; f. said electric motor and said gear box being positioned in said cavity in said housing; g. a guide tube operatively connecting with said gear box; h. a screw operatively connecting with said gear box and being in a driven relationship with respect to said gear box; i. a ball nut mounted on said screw and being capable of moving on said screw; j. said ball nut being inside of said guide tube and being capable of moving inside of said guide tube; k. a tubular moveable member connecting with said ball nut and moving with said ball nut; l. a first attaching means operatively connecting with said housing; and, m. a second attaching means operatively connecting with said tubular member; B. said combination comprising: n. a bearing means; o. said first attaching means operatively connecting with said bearing means; and, p. said second attaching means operatively connecting with said rotatable member.
Claim 24
Dependent Claim 25 words
A combination according to claim 19 and comprising: a. two spaced apart pin means on said screw to limit the travel of said ball nut.
Claim 25
Dependent Claim 27 words
A combination according to claim 19 and comprising: a. a positioning means for positioning said electric motor and said adapter and said gear box in said housing.
Claim 26
Dependent Claim 45 words
A combination according to claim 19 and comprising: a. said attaching means comprising a rod end having a circular opening; b. in said circular opening there is a circular spacer; and, c. in said circular spacer there is a rotatable moveable torus having a passageway.
Claim 27
Dependent Claim 21 words
A combination according to claim 19 and comprising: a. said adapter to absorb shock between said motor and said gear box.
Claim 28
Dependent Claim 94 words
A combination according to claim 19 and comprising: a. two spaced apart pin means on said screw to limit the travel of said ball nut; b. a positioning means for positioning said electric motor and said adapter and said gear box in said housing; c. said attaching means comprising a rod end having a circular opening; d. in said circular opening there is a circular spacer; e. in said circular spacer there is a rotatable moveable torus having a passageway; and, f. said adapter to absorb shock between said motor and said gear box.
Claim 29
Dependent Claim 239 words
A process for making a combination of a rotatable member and a power arm for rotating said rotatable member, said process comprising: a. selecting an electric motor having a drive shaft; b. selecting a gear box having a driven shaft; c. operatively connecting together said electric motor and said gear box; d. operatively connecting together an adapter with said drive shaft and with said driven shaft; e. selecting a housing having a cavity for receiving said electric motor and said gear box; f. positioning said electric motor and said gear box in said cavity; g. operatively connecting a guide tube with said gear box; h. operatively connecting a screw with said gear box and with said screw being in a driven relationship with respect to said gear box; i. mounting a ball nut on said screw and with said ball nut being capable of moving on said screw; j. positioning said ball nut inside of said guide tube and being capable of moving inside of said guide tube; k. operatively connecting a tubular member with said ball nut and said tubular member being capable of moving with said ball nut; l. operatively connecting a first attaching means with said housing; m. operatively connecting a second attaching means with said tubular member; n. selecting a bearing means; o. operatively connecting said bearing means and said first attaching means; and, p. operatively connecting said rotatable member and said second attaching means.
Claim 30
Dependent Claim 239 words
A process for making a combination of a rotatable member and a power arm for rotating said rotatable member, said process comprising: a. selecting an electric motor having a drive shaft; b. selecting a gear box having a driven shaft; c. operatively connecting together said electric motor and said gear box; d. operatively connecting together an adapter with said drive shaft and with said driven shaft; e. selecting a housing having a cavity for receiving said electric motor and said gear box; f. positioning said electric motor and said gear box in said cavity; g. operatively connecting a guide tube with said gear box; h. operatively connecting a screw with said gear box and with said screw being in a driven relationship with respect to said gear box; i. mounting a ball nut on said screw and with said ball nut being capable of moving on said screw; j. positioning said ball nut inside of said guide tube and being capable of moving inside of said guide tube; k. operatively connecting a tubular member with said ball nut and said tubular member being capable of moving with said ball nut; l. operatively connecting a first attaching means with said housing; m. operatively connecting a second attaching means with said tubular member; n. selecting a bearing means; o. operatively connecting said bearing means and said first attaching means; and, p. operatively connecting said rotatable member and said second attaching means.
Claim 31
Dependent Claim 26 words
A process according to claim 25 and comprising: a. positioning two spaced apart pin means on said screw to limit the travel of said ball nut.
Claim 32
Dependent Claim 27 words
A process according to claim 25 and comprising: a. selecting a positioning means for positioning said electric and said adapter and said gear box in said housing.
Claim 33
Dependent Claim 45 words
A process according to claim 25 and comprising: a. said attaching means comprising a rod end having a circular opening; b. in said circular opening there is a circular spacer; and, c. in said circular spacer there is a rotatable moveable torus having a passageway.
Claim 34
Dependent Claim 23 words
A process according to claim 25 and comprising: a. selecting said adapter to absorb shock between said electric motor and said gear box.
Claim 35
Dependent Claim 98 words
A process according to claim 25 and comprising: a. positioning two spaced apart pin means on said screw to limit the travel of said ball nut; b. selecting a positioning means for positioning said electric motor and said adapter and said gear box in said housing; c. said attaching means comprising a rod end having a circular opening; d. in said circular opening there is a circular spacer; e. in said circular spacer there is a rotatable moveable torus having a passageway; and, f. selecting said adapter to absorb shock between said electric motor and said gear box.
Claim 36
Dependent Claim 235 words
A combination of a rotatable member and a power arm for rotating said rotatable member made by the process comprising: a. selecting an electric motor having a drive shaft; b. selecting a gear box having a driven shaft; c. operatively connecting together said electric motor and said gear box; d. operatively connecting together an adapter with said drive shaft and with said driven shaft; e. selecting a housing having a cavity for receiving said electric motor and said gear box; f. positioning said electric motor and said gear box in said cavity; g. operatively connecting a guide tube with said gear box; h. operatively connecting a screw with said gear box and with said screw being in a driven relationship to said gear box; i. mounting a ball nut on said screw and with said ball nut being capable of moving on said screw; j. positioning said ball nut inside of said guide tube and being capable of moving inside of said guide tube; k. operatively connecting a tubular member with said ball nut and said tubular member being capable of moving with said ball nut; l. operatively connecting a first attaching means with said housing; m. operatively connecting a second attaching means with said tubular member; n. selecting a bearing means; o. operatively connecting said bearing means and said first attaching means; and, p. operatively connecting said rotatable member and said second attaching means.
Claim 37
Dependent Claim 235 words
A combination of a rotatable member and a power arm for rotating said rotatable member made by the process comprising: a. selecting an electric motor having a drive shaft; b. selecting a gear box having a driven shaft; c. operatively connecting together said electric motor and said gear box; d. operatively connecting together an adapter with said drive shaft and with said driven shaft; e. selecting a housing having a cavity for receiving said electric motor and said gear box; f. positioning said electric motor and said gear box in said cavity; g. operatively connecting a guide tube with said gear box; h. operatively connecting a screw with said gear box and with said screw being in a driven relationship to said gear box; i. mounting a ball nut on said screw and with said ball nut being capable of moving on said screw; j. positioning said ball nut inside of said guide tube and being capable of moving inside of said guide tube; k. operatively connecting a tubular member with said ball nut and said tubular member being capable of moving with said ball nut; l. operatively connecting a first attaching means with said housing; m. operatively connecting a second attaching means with said tubular member; n. selecting a bearing means; o. operatively connecting said bearing means and said first attaching means; and, p. operatively connecting said rotatable member and said second attaching means.
Claim 38
Dependent Claim 26 words
A combination according to claim 31 and comprising: a. positioning two spaced apart pin means on said screw to limit the travel of said ball nut.
Claim 39
Dependent Claim 23 words
A combination according to claim 31 and comprising: a. positioning said electric motor and said adapter and said gear box in said housing.
Claim 40
Dependent Claim 45 words
A combination according to claim 31 and comprising: a. said attaching means comprising a rod end having a circular opening; b. in said circular opening there is a circular spacer; and, c. in said circular spacer there is a rotatable moveable torus having a passageway.
Claim 41
Dependent Claim 23 words
A combination according to claim 31 and comprising: a. selecting said adapter to absorb shock between said electric motor and said gear box.
Claim 42
Dependent Claim 97 words
A combination according to claim 31 and comprising: a. positioning two spaced apart pin means on said screw to limit the travel of said ball nut; b. selecting a positioning means for positioning said electric and said adapter and said gear box in said housing; c. said attaching means comprising a rod end having a circular opening; d. in said circular opening there is a circular spacer; e. in said circular spacer there is a rotatable moveable torus having a passageway; and, f. selecting said adapter to absorb shock between said electric motor and said gear box.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1993-06-18 1993-12-18 1994-06-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1997-06-18 1997-12-18 1998-06-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2001-06-18 2001-12-18 2002-06-19 $7700.00 Window Closed / Lapsed

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