CA1106339A - Entretoise pour tranchees - Google Patents

Entretoise pour tranchees

Info

Publication number: CA1106339A
Authority: CA; Canada
Prior art keywords: spreader; assembly; pipes; members; trench
Prior art date: 1976-02-09
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

CA270,911A

Other languages

English (en)

Inventor

James L. Griswold

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Individual

Original Assignee

Individual

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1976-02-09

Filing date

1977-02-02

Publication date

1981-08-04

1976-02-09 Priority claimed from US05/656,148 external-priority patent/US4058983A/en

1976-02-09 Priority claimed from US05/656,145 external-priority patent/US4019329A/en

1976-02-09 Priority claimed from US05/656,150 external-priority patent/US4033138A/en

1976-02-09 Priority claimed from US05/656,147 external-priority patent/US4044564A/en

1976-02-09 Priority claimed from US05/656,127 external-priority patent/US4056938A/en

1976-02-09 Priority claimed from US05/656,149 external-priority patent/US4019330A/en

1977-02-02 Application filed by Individual filed Critical Individual

1981-07-06 Priority to CA381,204A priority Critical patent/CA1126231A/fr

1981-07-06 Priority to CA381,208A priority patent/CA1126235A/fr

1981-07-06 Priority to CA381,206A priority patent/CA1126233A/fr

1981-07-06 Priority to CA381,209A priority patent/CA1126236A/fr

1981-07-06 Priority to CA381,207A priority patent/CA1126234A/fr

1981-07-06 Priority to CA381,205A priority patent/CA1126232A/fr

1981-08-04 Publication of CA1106339A publication Critical patent/CA1106339A/fr

1981-08-04 Application granted granted Critical

Status Expired legal-status Critical Current

Links

230000033001 locomotion Effects 0.000 claims abstract description 26
239000002184 metal Substances 0.000 abstract description 24
210000003141 lower extremity Anatomy 0.000 abstract description 13
230000013011 mating Effects 0.000 abstract description 6
238000005299 abrasion Methods 0.000 abstract description 4
239000011121 hardwood Substances 0.000 abstract description 3
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
238000005452 bending Methods 0.000 description 3
239000012530 fluid Substances 0.000 description 3
238000003466 welding Methods 0.000 description 3
238000009412 basement excavation Methods 0.000 description 2
238000004891 communication Methods 0.000 description 2
230000006854 communication Effects 0.000 description 2
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
229910000831 Steel Inorganic materials 0.000 description 1
230000000712 assembly Effects 0.000 description 1
238000000429 assembly Methods 0.000 description 1
210000003414 extremity Anatomy 0.000 description 1
239000000463 material Substances 0.000 description 1
238000000034 method Methods 0.000 description 1
238000009877 rendering Methods 0.000 description 1
239000007787 solid Substances 0.000 description 1
239000010959 steel Substances 0.000 description 1

Landscapes

Pallets (AREA)

CA270,911A 1976-02-09 1977-02-02 Entretoise pour tranchees Expired CA1106339A (fr)

Priority Applications (6)

Application Number	Priority Date	Filing Date	Title
CA381,205A CA1126232A (fr)	1976-02-09	1981-07-06	Entretoise de contreventement pour tranchee
CA381,207A CA1126234A (fr)	1976-02-09	1981-07-06	Entretoise de contreventement pour tranchee
CA381,204A CA1126231A (fr)	1976-02-09	1981-07-06	Entretoise de contreventement pour tranchee
CA381,209A CA1126236A (fr)	1976-02-09	1981-07-06	Entretoise de contreventement pour tranchee
CA381,206A CA1126233A (fr)	1976-02-09	1981-07-06	Entretoise de contreventement pour tranchee
CA381,208A CA1126235A (fr)	1976-02-09	1981-07-06	Entretoise de contreventement pour tranchee

Applications Claiming Priority (12)

Application Number	Priority Date	Filing Date	Title
US05/656,148 US4058983A (en)	1976-02-09	1976-02-09	Trench shoring assembly with lifting attachment
US656,147		1976-02-09
US656,127		1976-02-09
US656,149		1976-02-09
US05/656,149 US4019330A (en)	1976-02-09	1976-02-09	Trench shoring assembly with abrasion protection device
US05/656,127 US4056938A (en)	1976-02-09	1976-02-09	Trench shoring assembly with rigid main frame support
US656,148		1976-02-09
US05/656,147 US4044564A (en)	1976-02-09	1976-02-09	Trench shoring assembly with corner guard accessory
US656,150		1976-02-09
US05/656,150 US4033138A (en)	1976-02-09	1976-02-09	Trench shoring assembly with stacking accessory
US656,145		1976-02-09
US05/656,145 US4019329A (en)	1976-02-09	1976-02-09	Trench shoring assembly

Publications (1)

Publication Number	Publication Date
CA1106339A true CA1106339A (fr)	1981-08-04

Family

ID=27560216

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA270,911A Expired CA1106339A (fr)	1976-02-09	1977-02-02	Entretoise pour tranchees

Country Status (1)

Country	Link
CA (1)	CA1106339A (fr)

1977
- 1977-02-02 CA CA270,911A patent/CA1106339A/fr not_active Expired

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Legal Events

Date	Code	Title	Description
1998-08-04	MKEX	Expiry