US446852A
(en)
*
|
|
1891-02-24 |
|
Flood-fence |
US79141A
(en)
|
|
1868-06-23 |
|
Improvement in fence toe oeossing steeams |
US2735251A
(en)
|
|
1956-02-21 |
|
dlugosch |
US398078A
(en)
|
|
1889-02-19 |
|
peterson |
US629185A
(en)
|
1899-01-19 |
1899-07-18 |
William B Arnold |
Hinge.
|
US1329492A
(en)
|
1916-12-30 |
1920-02-03 |
George Honetchlager |
Metallic fencepost
|
US1335302A
(en)
|
1918-03-06 |
1920-03-30 |
Gerald B Stout |
Fencepost
|
US1473118A
(en)
|
1922-08-26 |
1923-11-06 |
Miller-Masury Arthur Jon |
Fence
|
US1677796A
(en)
|
1926-02-18 |
1928-07-17 |
Parks Roland Dane |
Yieldable support
|
US2089929A
(en)
|
1934-08-24 |
1937-08-10 |
American Steel & Wire Co |
Guardrail
|
US2135705A
(en)
|
1935-08-10 |
1938-11-08 |
Bethlehem Steel Corp |
Highway guard structure
|
US2091195A
(en)
|
1936-05-08 |
1937-08-24 |
John P Dennebaum |
Guard structure
|
US2123167A
(en)
|
1936-06-08 |
1938-07-12 |
Louis S Cain |
Highway guardrail
|
US2146445A
(en)
|
1937-04-16 |
1939-02-07 |
Mullins Mfg Corp |
End post construction for highway guardrails and the like
|
US2321988A
(en)
|
1940-02-16 |
1943-06-15 |
Alan E Brickman |
Road guard bracket and clip
|
US2309238A
(en)
|
1942-04-11 |
1943-01-26 |
Iowa Valve Company |
Valve stem or valve operating device for fire hydrants
|
US2776116A
(en)
|
1953-10-29 |
1957-01-01 |
Acme Highway Prod |
Beam guard for highways and the like
|
DE1446367A1
(de)
|
1960-08-04 |
1969-03-20 |
Ceskoslovenska Akademie Ved |
Verfahren zum unmittelbaren Gewinnen niedriger Hydrate von Eisen (II)-sulfat und Regenerieren von Schwefelsaeure aus ausgezehrten (ausgenutzten) Beizbaedern
|
LU41444A1
(da)
|
1962-03-27 |
1962-05-28 |
|
|
US3308584A
(en)
|
1963-05-23 |
1967-03-14 |
William G Graham |
Highway guide post
|
US3349531A
(en)
|
1964-07-16 |
1967-10-31 |
George H Watson |
Frangible connector assembly for stanchions, poles and standards
|
GB1066988A
(en)
|
1964-11-11 |
1967-04-26 |
Christiani & Nielsen Ltd |
Improvements in or relating to highway guard rail supports
|
US3332666A
(en)
|
1965-02-08 |
1967-07-25 |
Gray James Harvey |
Guard rail assembly
|
DE1916361U
(de)
|
1965-02-23 |
1965-05-26 |
Pass & Co |
Strassenrand-leitplanke fuer kraftverkehrswege.
|
DE1534526A1
(de)
|
1965-11-20 |
1969-05-22 |
Wiesbaden Gmbh Maschf |
Leitplanke fuer Autostrassen
|
CH439375A
(de)
|
1966-05-13 |
1967-07-15 |
Zschokke Ag Conrad |
Stossdämpfer
|
AT278890B
(de)
|
1967-04-10 |
1970-02-10 |
Oesterr Alpine Montan |
Straßenleitplanke
|
US3417965A
(en)
|
1967-05-25 |
1968-12-24 |
James H. Gray |
Vehicle guard rail
|
US3617076A
(en)
|
1967-10-27 |
1971-11-02 |
Unistrut Corp |
Fastening clamp
|
US3519301A
(en)
|
1968-04-10 |
1970-07-07 |
Jones & Laughlin Steel Corp |
Energy absorbing vehicle bumper assembly
|
US3499630A
(en)
|
1968-05-07 |
1970-03-10 |
John C Dashio |
Posts for highway safety rails
|
US3521917A
(en)
|
1968-05-20 |
1970-07-28 |
Charles E King |
Positive action clamp
|
US3606222A
(en)
|
1969-04-28 |
1971-09-20 |
Edward J Howard |
Support construction for signs
|
US3567184A
(en)
|
1969-09-19 |
1971-03-02 |
Raymond W Yancey |
Safety fence
|
US3637244A
(en)
|
1970-03-27 |
1972-01-25 |
Richard A Strizki |
Load concentrated breakaway coupling
|
US3711881A
(en)
|
1970-07-28 |
1973-01-23 |
B Chapman |
Aircraft loading passageway with elevatable canopy
|
US3768781A
(en)
|
1970-09-04 |
1973-10-30 |
Dynamics Res Mfg Inc |
Shock absorbing structure
|
US3680448A
(en)
|
1970-09-21 |
1972-08-01 |
Robert G Ballingall |
Lay-down highway delineator post
|
US3643924A
(en)
|
1970-09-24 |
1972-02-22 |
Fibco Inc |
Highway safety device
|
US3693940A
(en)
|
1970-12-08 |
1972-09-26 |
Menasco Mfg Co |
Energy absorbing barrier post assembly
|
BE794733A
(fr)
|
1972-01-31 |
1973-05-16 |
Baumann Ernst |
Amortisseur de choc, en particulier pour systemes a rails de securite
|
US3820906A
(en)
|
1972-08-10 |
1974-06-28 |
H Katt |
Highway sign post
|
US3846030A
(en)
|
1972-08-10 |
1974-11-05 |
H Katt |
Post
|
US3776520A
(en)
|
1972-11-06 |
1973-12-04 |
J P C Inc |
Energy absorbing highway guardrail
|
US3951556A
(en)
|
1974-05-16 |
1976-04-20 |
Transpo-Safety, Inc. |
Load concentrated breakaway coupling apparatus
|
US3967906A
(en)
|
1974-05-16 |
1976-07-06 |
Transpo-Safety, Inc. |
Safety break-away ground mounted post support assemblies
|
US3972510A
(en)
*
|
1974-06-24 |
1976-08-03 |
Dougherty Duayne D |
Multi-bladed upright for a fence
|
US3912404A
(en)
|
1975-01-02 |
1975-10-14 |
Herbert L Katt |
Highway post construction
|
US3925929A
(en)
|
1975-03-21 |
1975-12-16 |
George R Montgomery |
Parking space barrier
|
US4071970A
(en)
|
1976-04-27 |
1978-02-07 |
Transpo-Safety, Inc. |
Hinge plate for roadside post safety breakaway system for sign panels and the like
|
US4126403A
(en)
|
1976-10-04 |
1978-11-21 |
Franklin Steel Company |
Post construction
|
US4063713A
(en)
|
1977-01-26 |
1977-12-20 |
E. I. Du Pont De Nemours And Company |
Guard rail
|
US4490062A
(en)
|
1978-04-21 |
1984-12-25 |
Chisholm Douglas B |
Couplings for sign posts and the like
|
US4236843A
(en)
|
1978-04-21 |
1980-12-02 |
Chisholm Douglas B |
Sign post couplings
|
GB2023695A
(en)
|
1978-04-28 |
1980-01-03 |
Transport Secretary Of State F |
Crash barriers
|
US4183695A
(en)
|
1978-08-30 |
1980-01-15 |
Wilcox Ernest J |
Collapsible barricade
|
US4330106A
(en)
|
1979-05-02 |
1982-05-18 |
Chisholm Douglas B |
Guard rail construction
|
US4269384A
(en)
|
1979-05-07 |
1981-05-26 |
Daf Indal Ltd. |
Collapsible structures employing frangible connections
|
AT361968B
(de)
|
1979-05-23 |
1981-04-10 |
Hulek Anton |
Leitplanke od.dgl.
|
FR2477920A1
(fr)
|
1980-03-17 |
1981-09-18 |
Cegedur |
Dispositif d'assemblage par emboitement a force de deux tubes l'un dans l'autre
|
US4278228A
(en)
|
1980-05-12 |
1981-07-14 |
Gte Products Corporation |
Collapsible support structures
|
NL8003653A
(nl)
|
1980-06-24 |
1982-01-18 |
Nederlanden Staat |
Obstakelbeveiliger.
|
US4583716A
(en)
|
1982-05-19 |
1986-04-22 |
Energy Absorption Systems, Inc. |
Universal anchor assembly for impact attenuation device
|
US4784515A
(en)
|
1983-01-11 |
1988-11-15 |
Energy Absorption Systems, Inc. |
Collapsible highway barrier
|
US4607824A
(en)
|
1983-01-11 |
1986-08-26 |
Energy Absorption Systems, Inc. |
Guardrail end terminal
|
FR2546932B3
(fr)
|
1983-06-01 |
1987-04-30 |
Routier Equip Sa |
Systeme de protection de points durs pour voies de circulation routiere
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US4646489A
(en)
|
1986-02-07 |
1987-03-03 |
Feller Duane D |
Plastic fence post bottom repair device
|
US4729690A
(en)
|
1986-04-06 |
1988-03-08 |
Amerace Corporation |
Self-righting highway marker support and method for installing same
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US4655434A
(en)
|
1986-04-24 |
1987-04-07 |
Southwest Research Institute |
Energy absorbing guardrail terminal
|
US4678166A
(en)
|
1986-04-24 |
1987-07-07 |
Southwest Research Institute |
Eccentric loader guardrail terminal
|
DE3763895D1
(de)
|
1986-05-01 |
1990-08-30 |
Energy Absorption System |
Aufprallschutz-leitvorrichtung laengs strassen.
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US4815565A
(en)
|
1986-12-15 |
1989-03-28 |
Sicking Dean L |
Low maintenance crash cushion end treatment
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DE3708861C2
(de)
|
1987-02-20 |
1999-03-25 |
Sps Schutzplanken Gmbh |
Anpralldämpfer
|
US4852847A
(en)
|
1987-08-11 |
1989-08-01 |
Pagel John R |
Releasable mailbox mounting apparatus
|
AU603003B2
(en)
|
1987-09-03 |
1990-11-01 |
Gordon Winston MacDonald |
Reuseable yielding assembly
|
US4928446A
(en)
|
1987-11-23 |
1990-05-29 |
Alexander Sr Walter A |
Break-away sign post and post ground anchor
|
US5078366A
(en)
|
1988-01-12 |
1992-01-07 |
Texas A&M University System |
Guardrail extruder terminal
|
US4928928A
(en)
|
1988-01-12 |
1990-05-29 |
The Texas A&M University System |
Guardrail extruder terminal
|
US4838523A
(en)
|
1988-07-25 |
1989-06-13 |
Syro Steel Company |
Energy absorbing guard rail terminal
|
US4926592A
(en)
|
1989-02-10 |
1990-05-22 |
Unistrut International Corp. |
Breakaway sign post coupling
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US4986687A
(en)
|
1989-05-18 |
1991-01-22 |
Ivey Don L |
AD-IV breakaway system for timber utility poles
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US5022782A
(en)
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1989-11-20 |
1991-06-11 |
Energy Absorption Systems, Inc. |
Vehicle crash barrier
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CA2043584A1
(en)
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1990-05-30 |
1992-12-01 |
Henri-Paul Fleury |
Guardrail support bracket
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IT1253637B
(it)
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1991-11-22 |
1995-08-22 |
Fracasso Metalmeccanica |
Dispositivo distanziatore,a dissipazione di energia,per il supporto di barriere stradali in metallo e/od altro materiale
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US5214886A
(en)
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1992-06-12 |
1993-06-01 |
Hugron Denis P |
Breakaway connection for post
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WO1994003678A1
(en)
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1992-08-10 |
1994-02-17 |
Alcan Aluminium Uk Limited |
Fence
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US5391016A
(en)
|
1992-08-11 |
1995-02-21 |
The Texas A&M University System |
Metal beam rail terminal
|
US5407298A
(en)
|
1993-06-15 |
1995-04-18 |
The Texas A&M University System |
Slotted rail terminal
|
US5547309A
(en)
|
1993-06-15 |
1996-08-20 |
The Texas A&M University System |
Thrie-beam terminal with breakaway post cable release
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US5484217A
(en)
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1994-07-15 |
1996-01-16 |
Decks, Inc. |
Restorable breakaway post
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US6220575B1
(en)
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1995-01-18 |
2001-04-24 |
Trn Business Trust |
Anchor assembly for highway guardrail end terminal
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US5657966A
(en)
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1995-04-27 |
1997-08-19 |
Advanced Investment Holding S.A. |
Metallic guardrail barrier
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AUPN408495A0
(en)
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1995-07-10 |
1995-08-03 |
Bhp Steel (Jla) Pty Limited |
Breakaway post connector
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US5931448A
(en)
|
1995-12-28 |
1999-08-03 |
The Board Of Regents Of The University Of Nebraska |
Reverse twist turned-down terminal for road guardrail systems
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US6260827B1
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1996-01-05 |
2001-07-17 |
The Board Of Regents Of The University Of Nebraska |
Guardrail system
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US5765811A
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1997-03-18 |
1998-06-16 |
Alberson; Dean C. |
Guardrail terminal
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US5775675A
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*
|
1997-04-02 |
1998-07-07 |
Safety By Design, Inc. |
Sequential kinking guardrail terminal system
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US5797591A
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1997-04-25 |
1998-08-25 |
Energy Absorption Systems, Inc. |
Guardrail with improved ground anchor assembly
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EP2305890B1
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1997-05-09 |
2016-01-06 |
Trinity Industries, Inc. |
Breakaway support post for highway guardrail end treatments
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US5957435A
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1997-07-11 |
1999-09-28 |
Trn Business Trust |
Energy-absorbing guardrail end terminal and method
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US6129342A
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1997-07-11 |
2000-10-10 |
Trn Business Trust |
Guardrail end terminal for side or front impact and method
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US6347903B1
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1998-04-14 |
2002-02-19 |
George Stuart Knighton |
Fly clamp for reinforcing bars in concrete construction
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US6210066B1
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1998-10-27 |
2001-04-03 |
Clifford Dent |
Breakaway bracket assembly
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US6254063B1
(en)
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1998-11-04 |
2001-07-03 |
Safety By Design, Inc. |
Energy absorbing breakaway steel guardrail post
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US5988598A
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1998-11-04 |
1999-11-23 |
Safety By Design, Inc. |
Breakaway steel guardrail post
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US6398192B1
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1999-01-06 |
2002-06-04 |
Trn Business Trust |
Breakaway support post for highway guardrail end treatments
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US6244571B1
(en)
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1999-01-27 |
2001-06-12 |
Safety By Design, Inc. |
Controlled buckling breakaway cable terminal
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AU4820600A
(en)
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1999-05-05 |
2000-11-17 |
The Texas A & M University System |
Improved slot guard for slotted rail terminal
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US6308809B1
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1999-05-07 |
2001-10-30 |
Safety By Design Company |
Crash attenuation system
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US6575434B2
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1999-12-17 |
2003-06-10 |
The Texas A&M University System |
Apparatus and methods for strengthening guardrail installations
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