US4641223A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective shield for external parts of a control arrangement
Assignee: Robertshaw Controls Co
•
Filing: 1985-08-30
•
Granted: 1987-02-03
•
Expires: 2005-08-30
Abstract
Abstract A combination of a control arrangement and a protective shield, the protective shield and methods of making the same are provided, the combination comprising a control arrangement having a housing unit provided with certain external electrical parts and a one-piece protective shield carried by the housing unit and having a section thereof covering the certain external electrical parts. The section of the protective shield is movable relative to the remainder of the shield between a first position thereof that covers the certain external electrical parts and a second position thereof that uncovers the certain external electrical parts.
Inventors
- 👤 Harold A. McIntosh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:04
CPC Classifications
H; H02; H02B; H02B1/00; H02B1/015; H02B1/06; Y; Y10; Y10S; Y10S16/00; Y10S16/13
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
196 words
In a combination of a control arrangement having housing means provided with certain external electrical means and a one-piece protective shield carried by said housing means and having an end section thereof covering said certain external electrical means, the improvement wherein said section of said protective shield is movable relative to the remainder of said shield between a first position thereof that covers said certain external electrical means and a second position thereof that uncovers said certain external electrical means, said protective shield being substantially flat when said section is in said first position thereof, said section of said protective shield being substantially transverse to said remainder of said shield when said section is in said second position thereof whereby said protective shield is substantially L-shaped when said section is in said second position thereof, said protective shield having hinge means that hinge said section to said remainder of said protective shield, said hinge means having means that holds said section in said first position thereof when said section is moved to said first position thereof and that holds said section in said second position thereof when said section is moved to said second position thereof.
Claim 2
Dependent Claim
196 words
In a combination of a control arrangement having housing means provided with certain external electrical means and a one-piece protective shield carried by said housing means and having an end section thereof covering said certain external electrical means, the improvement wherein said section of said protective shield is movable relative to the remainder of said shield between a first position thereof that covers said certain external electrical means and a second position thereof that uncovers said certain external electrical means, said protective shield being substantially flat when said section is in said first position thereof, said section of said protective shield being substantially transverse to said remainder of said shield when said section is in said second position thereof whereby said protective shield is substantially L-shaped when said section is in said second position thereof, said protective shield having hinge means that hinge said section to said remainder of said protective shield, said hinge means having means that holds said section in said first position thereof when said section is moved to said first position thereof and that holds said section in said second position thereof when said section is moved to said second position thereof.
Claim 3
Dependent Claim
65 words
A combination as set forth in claim 1 wherein said housing means has other external electrical means, said protective shield having another end section thereof covering said other external electrical means and being movable relative to the remainder of said shield between a first position thereof that covers said other external electrical means and a second position thereof that uncovers said other external electrical means.
Claim 4
Dependent Claim
84 words
A combination as set forth in claim 2 wherein said protective shield is substantially flat when said sections are respectively disposed in said first positions thereof and has an intermediate part thereof separating said sections from each other, said intermediate part of said shield having means that secures said shield to said housing means, said intermediate part having opening means passing therethrough, said housing means having manually operable control means aligned with said opening means so as to be accessible at said opening means.
Claim 5
Dependent Claim
14 words
A combination as set forth in claim 1 wherein said protective shield comprises polypropylene.
References Cited (Backward Citations)
US2813295A
Cited
GB1033233A
Cited
GB1056999A
Cited
US3621197A
Cited
US3626151A
Cited
US3914660A
Cited
US4008419A
Cited
US3914661A
Cited
US4302866A
Cited
US4554616A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-02-02 | 1990-08-04 | 1991-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-02-02 | 1994-08-04 | 1995-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-02-02 | 1998-08-04 | 1999-02-03 | $7700.00 | Window Closed / Lapsed |